336e8a8e29
- update .security patch, minor cleanup - fixes xwdtopnm for at least some direct color 24/32 images - fixes memory leak and out of memory crash in libpammap
2102 lines
87 KiB
Diff
2102 lines
87 KiB
Diff
diff -up netpbm-10.35.46/analyzer/pgmhist.c.security netpbm-10.35.46/analyzer/pgmhist.c
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--- netpbm-10.35.46/analyzer/pgmhist.c.security 2008-06-24 08:58:57.000000000 +0200
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+++ netpbm-10.35.46/analyzer/pgmhist.c 2008-06-24 09:04:21.000000000 +0200
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@@ -45,6 +45,7 @@ main( argc, argv )
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grayrow = pgm_allocrow( cols );
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/* Build histogram. */
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+ overflow_add(maxval, 1);
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MALLOCARRAY(hist, maxval + 1);
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MALLOCARRAY(rcount, maxval + 1);
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if ( hist == NULL || rcount == NULL )
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diff -up netpbm-10.35.46/analyzer/pgmtexture.c.security netpbm-10.35.46/analyzer/pgmtexture.c
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--- netpbm-10.35.46/analyzer/pgmtexture.c.security 2008-06-24 08:58:57.000000000 +0200
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+++ netpbm-10.35.46/analyzer/pgmtexture.c 2008-06-24 09:04:21.000000000 +0200
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@@ -79,6 +79,9 @@ vector (int nl, int nh)
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{
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float *v;
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+ if(nh < nl)
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+ pm_error("assert: h < l");
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+ overflow_add(nh - nl, 1);
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MALLOCARRAY(v, (unsigned) (nh - nl + 1));
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if (v == NULL)
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pm_error("Unable to allocate memory for a vector.");
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@@ -95,6 +98,9 @@ matrix (int nrl, int nrh, int ncl, int n
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float **m;
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/* allocate pointers to rows */
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+ if(nrh < nrl)
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+ pm_error("assert: h < l");
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+ overflow_add(nrh - nrl, 1);
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MALLOCARRAY(m, (unsigned) (nrh - nrl + 1));
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if (m == NULL)
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pm_error("Unable to allocate memory for a matrix.");
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@@ -102,6 +108,9 @@ matrix (int nrl, int nrh, int ncl, int n
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m -= ncl;
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/* allocate rows and set pointers to them */
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+ if(nch < ncl)
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+ pm_error("assert: h < l");
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+ overflow_add(nch - ncl, 1);
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for (i = nrl; i <= nrh; i++)
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{
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MALLOCARRAY(m[i], (unsigned) (nch - ncl + 1));
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diff -up netpbm-10.35.46/converter/other/gemtopnm.c.security netpbm-10.35.46/converter/other/gemtopnm.c
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--- netpbm-10.35.46/converter/other/gemtopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/gemtopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -106,6 +106,7 @@ main(argc, argv)
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pnm_writepnminit( stdout, cols, rows, MAXVAL, type, 0 );
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+ overflow_add(cols, padright);
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{
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/* allocate input row data structure */
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int plane;
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diff -up netpbm-10.35.46/converter/other/jpegtopnm.c.security netpbm-10.35.46/converter/other/jpegtopnm.c
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--- netpbm-10.35.46/converter/other/jpegtopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/jpegtopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -828,6 +828,7 @@ convertImage(FILE *
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/* Calculate output image dimensions so we can allocate space */
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jpeg_calc_output_dimensions(cinfoP);
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+ overflow2(cinfoP->output_width, cinfoP->output_components);
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jpegbuffer = ((*cinfoP->mem->alloc_sarray)
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((j_common_ptr) cinfoP, JPOOL_IMAGE,
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cinfoP->output_width * cinfoP->output_components,
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diff -up netpbm-10.35.46/converter/other/pbmtopgm.c.security netpbm-10.35.46/converter/other/pbmtopgm.c
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--- netpbm-10.35.46/converter/other/pbmtopgm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pbmtopgm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -47,6 +47,7 @@ main(int argc, char *argv[]) {
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"than the image height (%u rows)", height, rows);
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outrow = pgm_allocrow(cols) ;
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+ overflow2(width, height);
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maxval = MIN(PGM_OVERALLMAXVAL, width*height);
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pgm_writepgminit(stdout, cols, rows, maxval, 0) ;
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diff -up netpbm-10.35.46/converter/other/pngtopnm.c.security netpbm-10.35.46/converter/other/pngtopnm.c
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--- netpbm-10.35.46/converter/other/pngtopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pngtopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -985,19 +985,24 @@ convertpng(FILE * const ifp,
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pm_error ("couldn't allocate space for image");
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}
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- if (info_ptr->bit_depth == 16)
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+ if (info_ptr->bit_depth == 16) {
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+ overflow2(2, info_ptr->width);
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linesize = 2 * info_ptr->width;
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- else
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+ } else
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linesize = info_ptr->width;
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- if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA)
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+ if (info_ptr->color_type == PNG_COLOR_TYPE_GRAY_ALPHA) {
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+ overflow2(2, linesize);
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linesize *= 2;
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- else
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- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB)
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+ } else
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+ if (info_ptr->color_type == PNG_COLOR_TYPE_RGB) {
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+ overflow2(3, linesize);
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linesize *= 3;
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- else
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- if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA)
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+ } else
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+ if (info_ptr->color_type == PNG_COLOR_TYPE_RGB_ALPHA) {
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+ overflow2(4, linesize);
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linesize *= 4;
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+ }
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for (y = 0 ; y < info_ptr->height ; y++) {
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png_image[y] = malloc (linesize);
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diff -up netpbm-10.35.46/converter/other/pnmtoddif.c.security netpbm-10.35.46/converter/other/pnmtoddif.c
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--- netpbm-10.35.46/converter/other/pnmtoddif.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pnmtoddif.c 2008-06-24 09:04:21.000000000 +0200
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@@ -484,6 +484,7 @@ int main(int argc, char *argv[])
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switch (PNM_FORMAT_TYPE(format)) {
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case PBM_TYPE:
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ip.bits_per_pixel = 1;
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+ overflow_add(cols, 7);
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ip.bytes_per_line = (cols + 7) / 8;
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ip.spectral = 2;
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ip.components = 1;
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@@ -499,6 +500,7 @@ int main(int argc, char *argv[])
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ip.polarity = 2;
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break;
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case PPM_TYPE:
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+ overflow2(cols, 3);
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ip.bytes_per_line = 3 * cols;
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ip.bits_per_pixel = 24;
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ip.spectral = 5;
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diff -up netpbm-10.35.46/converter/other/pnmtojpeg.c.security netpbm-10.35.46/converter/other/pnmtojpeg.c
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--- netpbm-10.35.46/converter/other/pnmtojpeg.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pnmtojpeg.c 2008-06-24 09:04:21.000000000 +0200
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@@ -587,6 +587,8 @@ compute_rescaling_array(JSAMPLE ** const
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const long half_maxval = maxval / 2;
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long val;
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+ overflow_add(maxval, 1);
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+ overflow2(maxval+1, sizeof(JSAMPLE));
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*rescale_p = (JSAMPLE *)
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(cinfo.mem->alloc_small) ((j_common_ptr) &cinfo, JPOOL_IMAGE,
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(size_t) (((long) maxval + 1L) *
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@@ -665,6 +667,7 @@ convert_scanlines(struct jpeg_compress_s
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*/
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/* Allocate the libpnm output and compressor input buffers */
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+ overflow2(cinfo_p->image_width, cinfo_p->input_components);
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buffer = (*cinfo_p->mem->alloc_sarray)
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((j_common_ptr) cinfo_p, JPOOL_IMAGE,
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(unsigned int) cinfo_p->image_width * cinfo_p->input_components,
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@@ -932,7 +935,11 @@ read_scan_script (j_compress_ptr cinfo,
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* want JPOOL_PERMANENT.
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*/
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const unsigned int scan_info_size = nscans * sizeof(jpeg_scan_info);
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- jpeg_scan_info * const scan_info =
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+ const jpeg_scan_info * scan_info;
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+
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+ overflow2(nscans, sizeof(jpeg_scan_info));
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+
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+ scan_info =
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(jpeg_scan_info *)
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(*cinfo->mem->alloc_small) ((j_common_ptr) cinfo, JPOOL_IMAGE,
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scan_info_size);
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diff -up netpbm-10.35.46/converter/other/pnmtops.c.security netpbm-10.35.46/converter/other/pnmtops.c
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--- netpbm-10.35.46/converter/other/pnmtops.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pnmtops.c 2008-06-24 09:04:21.000000000 +0200
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@@ -184,16 +184,20 @@ parseCommandLine(int argc, char ** argv,
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cmdlineP->canturn = !noturn;
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cmdlineP->showpage = !noshowpage;
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+ overflow2(width, 72);
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cmdlineP->width = width * 72;
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+ overflow2(height, 72);
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cmdlineP->height = height * 72;
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- if (imagewidthSpec)
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+ if (imagewidthSpec) {
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+ overflow2(imagewidth, 72);
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cmdlineP->imagewidth = imagewidth * 72;
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- else
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+ } else
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cmdlineP->imagewidth = 0;
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- if (imageheightSpec)
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+ if (imageheightSpec) {
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+ overflow2(imageheight, 72);
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cmdlineP->imageheight = imageheight * 72;
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- else
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+ } else
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cmdlineP->imageheight = 0;
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if (!cmdlineP->psfilter &&
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diff -up netpbm-10.35.46/converter/other/pnmtorle.c.security netpbm-10.35.46/converter/other/pnmtorle.c
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--- netpbm-10.35.46/converter/other/pnmtorle.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pnmtorle.c 2008-06-24 09:04:21.000000000 +0200
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@@ -19,6 +19,8 @@
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* If you modify this software, you should include a notice giving the
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* name of the person performing the modification, the date of modification,
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* and the reason for such modification.
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+ *
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+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
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*/
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/*
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* pnmtorle - A program which will convert pbmplus (ppm or pgm) images
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diff -up netpbm-10.35.46/converter/other/pnmtosgi.c.security netpbm-10.35.46/converter/other/pnmtosgi.c
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--- netpbm-10.35.46/converter/other/pnmtosgi.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/pnmtosgi.c 2008-06-24 09:04:21.000000000 +0200
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@@ -213,6 +213,22 @@ write_channels(cols, rows, channels, put
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}
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}
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+static void *
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+xmalloc2(int x, int y)
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+{
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+ void *mem;
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+
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+ overflow2(x,y);
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+ if( x * y == 0 )
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+ return NULL;
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+
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+ mem = malloc2(x, y);
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+ if( mem == NULL )
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+ pm_error("out of memory allocating %d bytes", x * y);
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+ return mem;
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+}
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+
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+
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static void
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put_big_short(short s)
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{
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@@ -250,6 +266,7 @@ build_channels(FILE *ifp, int cols, int
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#endif
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if( storage != STORAGE_VERBATIM ) {
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+ overflow2(channels, rows);
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MALLOCARRAY_NOFAIL(table, channels * rows);
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MALLOCARRAY_NOFAIL(rletemp, WORSTCOMPR(cols));
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}
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@@ -303,6 +320,8 @@ compress(temp, row, rows, cols, chan_no,
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break;
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case STORAGE_RLE:
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tabrow = chan_no * rows + row;
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+ overflow2(chan_no, rows);
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+ overflow_add(chan_no* rows, row);
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len = rle_compress(temp, cols); /* writes result into rletemp */
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channel[chan_no][row].length = len;
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MALLOCARRAY(p, len);
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diff -up netpbm-10.35.46/converter/other/rletopnm.c.security netpbm-10.35.46/converter/other/rletopnm.c
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--- netpbm-10.35.46/converter/other/rletopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/rletopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -19,6 +19,8 @@
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* If you modify this software, you should include a notice giving the
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* name of the person performing the modification, the date of modification,
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* and the reason for such modification.
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+ *
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+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
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*/
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/*
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* rletopnm - A conversion program to convert from Utah's "rle" image format
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diff -up netpbm-10.35.46/converter/other/sgitopnm.c.security netpbm-10.35.46/converter/other/sgitopnm.c
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--- netpbm-10.35.46/converter/other/sgitopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/sgitopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -252,13 +252,17 @@ read_channels(ifp, head, table, func, oc
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if (ochan < 0) {
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maxchannel = (head->zsize < 3) ? head->zsize : 3;
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+ overflow2(head->ysize, maxchannel);
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MALLOCARRAY_NOFAIL(image, head->ysize * maxchannel);
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} else {
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maxchannel = ochan + 1;
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MALLOCARRAY_NOFAIL(image, head->ysize);
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}
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- if ( table )
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+ if ( table ) {
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+ overflow2(head->xsize, 2);
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+ overflow_add(head->xsize*2, 2);
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MALLOCARRAY_NOFAIL(temp, WORSTCOMPR(head->xsize));
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+ }
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for( channel = 0; channel < maxchannel; channel++ ) {
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#ifdef DEBUG
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diff -up netpbm-10.35.46/converter/other/sirtopnm.c.security netpbm-10.35.46/converter/other/sirtopnm.c
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--- netpbm-10.35.46/converter/other/sirtopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/sirtopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -69,6 +69,7 @@ char* argv[];
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}
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break;
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case PPM_TYPE:
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+ overflow3(cols, rows, 3);
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picsize = cols * rows * 3;
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planesize = cols * rows;
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if ( !( sirarray = (unsigned char*) malloc( picsize ) ) )
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diff -up netpbm-10.35.46/converter/other/tifftopnm.c.security netpbm-10.35.46/converter/other/tifftopnm.c
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--- netpbm-10.35.46/converter/other/tifftopnm.c.security 2008-06-24 08:59:13.000000000 +0200
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+++ netpbm-10.35.46/converter/other/tifftopnm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -748,7 +748,8 @@ convertRasterByRows(FILE * const
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if (scanbuf == NULL)
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pm_error("can't allocate memory for scanline buffer");
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- MALLOCARRAY(samplebuf, cols * spp);
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+ /* samplebuf is unsigned int * !!! */
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+ samplebuf = (unsigned int *) malloc3(cols , sizeof(unsigned int) , spp);
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if (samplebuf == NULL)
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pm_error ("can't allocate memory for row buffer");
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diff -up netpbm-10.35.46/converter/pbm/icontopbm.c.security netpbm-10.35.46/converter/pbm/icontopbm.c
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--- netpbm-10.35.46/converter/pbm/icontopbm.c.security 2008-06-24 08:59:23.000000000 +0200
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+++ netpbm-10.35.46/converter/pbm/icontopbm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -11,6 +11,7 @@
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*/
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#include <string.h>
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+#include <limits.h>
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#include "nstring.h"
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#include "pbm.h"
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@@ -87,6 +88,11 @@ ReadIconFile(FILE * const
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if ( *heightP <= 0 )
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pm_error( "invalid height (must be positive): %d", *heightP );
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+ if ( *widthP > INT_MAX - 16 || *widthP < 0)
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+ pm_error( "invalid width: %d", *widthP);
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+
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+ overflow2(*widthP + 16, *heightP);
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+
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data_length = BitmapSize( *widthP, *heightP );
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*dataP = (short unsigned int *) malloc( data_length );
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if ( *dataP == NULL )
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diff -up netpbm-10.35.46/converter/pbm/mdatopbm.c.security netpbm-10.35.46/converter/pbm/mdatopbm.c
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--- netpbm-10.35.46/converter/pbm/mdatopbm.c.security 2008-06-24 08:59:23.000000000 +0200
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+++ netpbm-10.35.46/converter/pbm/mdatopbm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -245,10 +245,13 @@ main(int argc, char **argv) {
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pm_readlittleshort(infile, &yy); nInCols = yy;
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}
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+ overflow2(nOutCols, 8);
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nOutCols = 8 * nInCols;
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nOutRows = nInRows;
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- if (bScale)
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+ if (bScale) {
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+ overflow2(nOutRows, 2);
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nOutRows *= 2;
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+ }
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data = pbm_allocarray(nOutCols, nOutRows);
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diff -up netpbm-10.35.46/converter/pbm/mgrtopbm.c.security netpbm-10.35.46/converter/pbm/mgrtopbm.c
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--- netpbm-10.35.46/converter/pbm/mgrtopbm.c.security 2008-06-24 08:59:23.000000000 +0200
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+++ netpbm-10.35.46/converter/pbm/mgrtopbm.c 2008-06-24 09:04:21.000000000 +0200
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@@ -68,6 +68,8 @@ getinit(FILE * const file,
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if (head.h_high < ' ' || head.l_high < ' ')
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pm_error("Invalid width field in MGR header");
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+ overflow_add(*colsP, pad);
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+
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*colsP = (((int)head.h_wide - ' ') << 6) + ((int)head.l_wide - ' ');
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*rowsP = (((int)head.h_high - ' ') << 6) + ((int) head.l_high - ' ');
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*padrightP = ( ( *colsP + pad - 1 ) / pad ) * pad - *colsP;
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diff -up netpbm-10.35.46/converter/pbm/pbmto10x.c.security netpbm-10.35.46/converter/pbm/pbmto10x.c
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--- netpbm-10.35.46/converter/pbm/pbmto10x.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmto10x.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -162,7 +162,7 @@ main(int argc, char * argv[]) {
|
|
res_60x72();
|
|
|
|
pm_close(ifp);
|
|
- exit(0);
|
|
+ return 0;
|
|
}
|
|
|
|
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmto4425.c.security netpbm-10.35.46/converter/pbm/pbmto4425.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmto4425.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmto4425.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -2,6 +2,7 @@
|
|
|
|
#include "nstring.h"
|
|
#include "pbm.h"
|
|
+#include <string.h>
|
|
|
|
static char bit_table[2][3] = {
|
|
{1, 4, 0x10},
|
|
@@ -160,7 +161,7 @@ main(int argc, char * argv[]) {
|
|
xres = vmap_width * 2;
|
|
yres = vmap_height * 3;
|
|
|
|
- vmap = malloc(vmap_width * vmap_height * sizeof(char));
|
|
+ vmap = malloc3(vmap_width, vmap_height, sizeof(char));
|
|
if(vmap == NULL)
|
|
{
|
|
pm_error( "Cannot allocate memory" );
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoascii.c.security netpbm-10.35.46/converter/pbm/pbmtoascii.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoascii.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoascii.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -115,9 +115,11 @@ char* argv[];
|
|
pm_usage( usage );
|
|
|
|
pbm_readpbminit( ifp, &cols, &rows, &format );
|
|
+ overflow_add(cols, gridx);
|
|
ccols = ( cols + gridx - 1 ) / gridx;
|
|
bitrow = pbm_allocrow( cols );
|
|
sig = (int*) pm_allocrow( ccols, sizeof(int) );
|
|
+ overflow_add(ccols, 1);
|
|
line = (char*) pm_allocrow( ccols + 1, sizeof(char) );
|
|
|
|
for ( row = 0; row < rows; row += gridy )
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtocmuwm.c.security netpbm-10.35.46/converter/pbm/pbmtocmuwm.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtocmuwm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtocmuwm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -43,6 +43,7 @@ main( argc, argv )
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Round cols up to the nearest multiple of 8. */
|
|
+ overflow_add(cols, 7);
|
|
padright = ( ( cols + 7 ) / 8 ) * 8 - cols;
|
|
|
|
putinit( rows, cols );
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtogem.c.security netpbm-10.35.46/converter/pbm/pbmtogem.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtogem.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtogem.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -123,6 +123,7 @@ putinit (rows, cols)
|
|
bitsperitem = 0;
|
|
bitshift = 7;
|
|
outcol = 0;
|
|
+ overflow_add(cols, 7);
|
|
outmax = (cols + 7) / 8;
|
|
outrow = (unsigned char *) pm_allocrow (outmax, sizeof (unsigned char));
|
|
lastrow = (unsigned char *) pm_allocrow (outmax, sizeof (unsigned char));
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtogo.c.security netpbm-10.35.46/converter/pbm/pbmtogo.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtogo.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtogo.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -96,6 +96,7 @@ main( argc, argv )
|
|
bitrow = pbm_allocrow(cols);
|
|
|
|
/* Round cols up to the nearest multiple of 8. */
|
|
+ overflow_add(cols, 7);
|
|
rucols = ( cols + 7 ) / 8;
|
|
bytesperrow = rucols; /* GraphOn uses bytes */
|
|
rucols = rucols * 8;
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoicon.c.security netpbm-10.35.46/converter/pbm/pbmtoicon.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoicon.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoicon.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -42,6 +42,7 @@ main( argc, argv )
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Round cols up to the nearest multiple of 16. */
|
|
+ overflow_add(cols, 15);
|
|
pad = ( ( cols + 15 ) / 16 ) * 16 - cols;
|
|
padleft = pad / 2;
|
|
padright = pad - padleft;
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtolj.c.security netpbm-10.35.46/converter/pbm/pbmtolj.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtolj.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtolj.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -119,7 +119,11 @@ parseCommandLine(int argc, char ** argv,
|
|
static void
|
|
allocateBuffers(unsigned int const cols) {
|
|
|
|
+ overflow_add(cols, 8);
|
|
rowBufferSize = (cols + 7) / 8;
|
|
+ overflow_add(rowBufferSize, 128);
|
|
+ overflow_add(rowBufferSize, rowBufferSize+128);
|
|
+ overflow_add(rowBufferSize+10, rowBufferSize/8);
|
|
packBufferSize = rowBufferSize + (rowBufferSize + 127) / 128 + 1;
|
|
deltaBufferSize = rowBufferSize + rowBufferSize / 8 + 10;
|
|
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtomacp.c.security netpbm-10.35.46/converter/pbm/pbmtomacp.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtomacp.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtomacp.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -104,6 +104,7 @@ char *argv[];
|
|
if( !lflg )
|
|
left = 0;
|
|
|
|
+ overflow_add(left, MAX_COLS - 1);
|
|
if( rflg )
|
|
{ if( right - left >= MAX_COLS )
|
|
right = left + MAX_COLS - 1;
|
|
@@ -114,6 +115,8 @@ char *argv[];
|
|
if( !tflg )
|
|
top = 0;
|
|
|
|
+ overflow_add(top, MAX_LINES - 1);
|
|
+
|
|
if( bflg )
|
|
{ if( bottom - top >= MAX_LINES )
|
|
bottom = top + MAX_LINES - 1;
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtomda.c.security netpbm-10.35.46/converter/pbm/pbmtomda.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtomda.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtomda.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -179,6 +179,7 @@ int main(int argc, char **argv)
|
|
|
|
nOutRowsUnrounded = bScale ? nInRows/2 : nInRows;
|
|
|
|
+ overflow_add(nOutRowsUnrounded, 3);
|
|
nOutRows = ((nOutRowsUnrounded + 3) / 4) * 4;
|
|
/* MDA wants rows a multiple of 4 */
|
|
nOutCols = nInCols / 8;
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtomgr.c.security netpbm-10.35.46/converter/pbm/pbmtomgr.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtomgr.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtomgr.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -43,6 +43,7 @@ main( argc, argv )
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Round cols up to the nearest multiple of 8. */
|
|
+ overflow_add(cols, 7);
|
|
padright = ( ( cols + 7 ) / 8 ) * 8 - cols;
|
|
|
|
putinit( rows, cols );
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoppa/pbm.c.security netpbm-10.35.46/converter/pbm/pbmtoppa/pbm.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoppa/pbm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoppa/pbm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -105,6 +105,7 @@ int pbm_readline(pbm_stat* pbm,unsigned
|
|
return 0;
|
|
|
|
case P4:
|
|
+ overflow_add(pbm->width, 7);
|
|
tmp=(pbm->width+7)/8;
|
|
tmp2=fread(data,1,tmp,pbm->fptr);
|
|
if(tmp2 == tmp)
|
|
@@ -129,7 +130,8 @@ void pbm_unreadline (pbm_stat *pbm, void
|
|
return;
|
|
|
|
pbm->unread = 1;
|
|
- pbm->revdata = malloc ((pbm->width+7)/8);
|
|
+ overflow_add(pbm->width, 7);
|
|
+ pbm->revdata = malloc((pbm->width+7)/8);
|
|
memcpy (pbm->revdata, data, (pbm->width+7)/8);
|
|
pbm->current_line--;
|
|
}
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoppa/pbmtoppa.c.security netpbm-10.35.46/converter/pbm/pbmtoppa/pbmtoppa.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoppa/pbmtoppa.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoppa/pbmtoppa.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -441,6 +441,7 @@ main(int argc, char *argv[]) {
|
|
pm_error("main(): unrecognized parameter '%s'", argv[argn]);
|
|
}
|
|
|
|
+ overflow_add(Width, 7);
|
|
Pwidth=(Width+7)/8;
|
|
printer.fptr=out;
|
|
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtox10bm.c.security netpbm-10.35.46/converter/pbm/pbmtox10bm.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtox10bm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtox10bm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -57,6 +57,7 @@ main(int argc, char * argv[]) {
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Compute padding to round cols up to the nearest multiple of 16. */
|
|
+ overflow_add(cols, 15);
|
|
padright = ( ( cols + 15 ) / 16 ) * 16 - cols;
|
|
|
|
printf( "#define %s_width %d\n", name, cols );
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoxbm.c.security netpbm-10.35.46/converter/pbm/pbmtoxbm.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoxbm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoxbm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -100,6 +100,7 @@ main(int argc, char * argv[]) {
|
|
bitrow = pbm_allocrow(cols);
|
|
|
|
/* Compute padding to round cols up to the nearest multiple of 8. */
|
|
+ overflow_add(cols, 8);
|
|
padright = ((cols + 7)/8) * 8 - cols;
|
|
|
|
printf("#define %s_width %d\n", name, cols);
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtoybm.c.security netpbm-10.35.46/converter/pbm/pbmtoybm.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtoybm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtoybm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -45,6 +45,7 @@ main( argc, argv )
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Compute padding to round cols up to the nearest multiple of 16. */
|
|
+ overflow_add(cols, 16);
|
|
padright = ( ( cols + 15 ) / 16 ) * 16 - cols;
|
|
|
|
putinit( cols, rows );
|
|
diff -up netpbm-10.35.46/converter/pbm/pbmtozinc.c.security netpbm-10.35.46/converter/pbm/pbmtozinc.c
|
|
--- netpbm-10.35.46/converter/pbm/pbmtozinc.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pbmtozinc.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -65,6 +65,7 @@ main(int argc, char * argv[]) {
|
|
bitrow = pbm_allocrow( cols );
|
|
|
|
/* Compute padding to round cols up to the nearest multiple of 16. */
|
|
+ overflow_add(cols, 16);
|
|
padright = ( ( cols + 15 ) / 16 ) * 16 - cols;
|
|
|
|
printf( "USHORT %s[] = {\n",name);
|
|
diff -up netpbm-10.35.46/converter/pbm/pktopbm.c.security netpbm-10.35.46/converter/pbm/pktopbm.c
|
|
--- netpbm-10.35.46/converter/pbm/pktopbm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/pktopbm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -277,6 +277,7 @@ main(int argc, char *argv[]) {
|
|
if (flagbyte == 7) { /* long form preamble */
|
|
integer packetlength = get32() ; /* character packet length */
|
|
car = get32() ; /* character number */
|
|
+ overflow_add(packetlength, pktopbm_pkloc);
|
|
endofpacket = packetlength + pktopbm_pkloc;
|
|
/* calculate end of packet */
|
|
if ((car >= MAXPKCHAR) || !filename[car]) {
|
|
diff -up netpbm-10.35.46/converter/pbm/thinkjettopbm.l.security netpbm-10.35.46/converter/pbm/thinkjettopbm.l
|
|
--- netpbm-10.35.46/converter/pbm/thinkjettopbm.l.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/thinkjettopbm.l 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -106,7 +106,9 @@ DIG [0-9]
|
|
<RASTERMODE>\033\*b{DIG}+W {
|
|
int l;
|
|
if (rowCount >= rowCapacity) {
|
|
+ overflow_add(rowCapacity, 100);
|
|
rowCapacity += 100;
|
|
+ overflow2(rowCapacity, sizeof *rows);
|
|
rows = realloc (rows, rowCapacity * sizeof *rows);
|
|
if (rows == NULL)
|
|
pm_error ("Out of memory.");
|
|
@@ -216,6 +218,8 @@ yywrap (void)
|
|
/*
|
|
* Quite simple since ThinkJet bit arrangement matches PBM
|
|
*/
|
|
+
|
|
+ overflow2(maxRowLength, 8);
|
|
pbm_writepbminit(stdout, maxRowLength*8, rowCount, 0);
|
|
|
|
packed_bitrow = malloc(maxRowLength);
|
|
diff -up netpbm-10.35.46/converter/pbm/ybmtopbm.c.security netpbm-10.35.46/converter/pbm/ybmtopbm.c
|
|
--- netpbm-10.35.46/converter/pbm/ybmtopbm.c.security 2008-06-24 08:59:23.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pbm/ybmtopbm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -88,6 +88,7 @@ getinit( file, colsP, rowsP, depthP, pad
|
|
pm_error( "EOF / read error" );
|
|
|
|
*depthP = 1;
|
|
+ overflow_add(*colsP, 15);
|
|
*padrightP = ( ( *colsP + 15 ) / 16 ) * 16 - *colsP;
|
|
bitsperitem = 0;
|
|
}
|
|
diff -up netpbm-10.35.46/converter/pgm/lispmtopgm.c.security netpbm-10.35.46/converter/pgm/lispmtopgm.c
|
|
--- netpbm-10.35.46/converter/pgm/lispmtopgm.c.security 2008-06-24 08:59:13.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pgm/lispmtopgm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -58,6 +58,7 @@ main( argc, argv )
|
|
pm_error( "depth (%d bits) is too large", depth);
|
|
|
|
pgm_writepgminit( stdout, cols, rows, (gray) maxval, 0 );
|
|
+ overflow_add(cols, 7);
|
|
grayrow = pgm_allocrow( ( cols + 7 ) / 8 * 8 );
|
|
|
|
for ( row = 0; row < rows; ++row )
|
|
@@ -102,7 +103,9 @@ getinit( file, colsP, rowsP, depthP, pad
|
|
|
|
if ( *depthP == 0 )
|
|
*depthP = 1; /* very old file */
|
|
-
|
|
+
|
|
+ overflow_add((int)colsP, 31);
|
|
+
|
|
*padrightP = ( ( *colsP + 31 ) / 32 ) * 32 - *colsP;
|
|
|
|
if ( *colsP != (cols_32 - *padrightP) ) {
|
|
diff -up netpbm-10.35.46/converter/pgm/psidtopgm.c.security netpbm-10.35.46/converter/pgm/psidtopgm.c
|
|
--- netpbm-10.35.46/converter/pgm/psidtopgm.c.security 2008-06-24 08:59:13.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/pgm/psidtopgm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -78,6 +78,7 @@ main(int argc,
|
|
pm_error("bits/sample (%d) is too large.", bitspersample);
|
|
|
|
pgm_writepgminit(stdout, cols, rows, maxval, 0);
|
|
+ overflow_add(cols, 7);
|
|
grayrow = pgm_allocrow((cols + 7) / 8 * 8);
|
|
for (row = 0; row < rows; ++row) {
|
|
unsigned int col;
|
|
diff -up netpbm-10.35.46/converter/ppm/ilbmtoppm.c.security netpbm-10.35.46/converter/ppm/ilbmtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/ilbmtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ilbmtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -595,6 +595,7 @@ decode_row(FILE * const ifP,
|
|
rawtype *chp;
|
|
|
|
cols = bmhdP->w;
|
|
+ overflow_add(cols, 15);
|
|
bytes = RowBytes(cols);
|
|
for( plane = 0; plane < nPlanes; plane++ ) {
|
|
int mask;
|
|
@@ -682,6 +683,23 @@ decode_mask(FILE * const ifP,
|
|
Multipalette handling
|
|
****************************************************************************/
|
|
|
|
+static void *
|
|
+xmalloc2(x, y)
|
|
+ int x;
|
|
+ int y;
|
|
+{
|
|
+ void *mem;
|
|
+
|
|
+ overflow2(x,y);
|
|
+ if( x * y == 0 )
|
|
+ return NULL;
|
|
+
|
|
+ mem = malloc2(x,y);
|
|
+ if( mem == NULL )
|
|
+ pm_error("out of memory allocating %d bytes", x * y);
|
|
+ return mem;
|
|
+}
|
|
+
|
|
|
|
static void
|
|
multi_adjust(cmap, row, palchange)
|
|
@@ -1294,6 +1312,9 @@ dcol_to_ppm(FILE * const ifP,
|
|
if( redmaxval != maxval || greenmaxval != maxval || bluemaxval != maxval )
|
|
pm_message("scaling colors to %d bits", pm_maxvaltobits(maxval));
|
|
|
|
+ overflow_add(redmaxval, 1);
|
|
+ overflow_add(greenmaxval, 1);
|
|
+ overflow_add(bluemaxval, 1);
|
|
MALLOCARRAY_NOFAIL(redtable, redmaxval +1);
|
|
MALLOCARRAY_NOFAIL(greentable, greenmaxval +1);
|
|
MALLOCARRAY_NOFAIL(bluetable, bluemaxval +1);
|
|
@@ -1725,7 +1746,9 @@ PCHG_ConvertSmall(PCHG, cmap, mask, data
|
|
ChangeCount32 = *data++;
|
|
datasize -= 2;
|
|
|
|
+ overflow_add(ChangeCount16, ChangeCount32);
|
|
changes = ChangeCount16 + ChangeCount32;
|
|
+ overflow_add(changes, 1);
|
|
for( i = 0; i < changes; i++ ) {
|
|
if( totalchanges >= PCHG->TotalChanges ) goto fail;
|
|
if( datasize < 2 ) goto fail;
|
|
@@ -1852,6 +1875,7 @@ PCHG_ConvertBig(PCHG, cmap, mask, datasi
|
|
if( datasize < 2 ) goto fail;
|
|
changes = BIG_WORD(data); data += 2; datasize -= 2;
|
|
|
|
+ overflow_add(changes, 1);
|
|
MALLOCARRAY_NOFAIL(cmap->mp_change[row], changes + 1);
|
|
for( i = 0; i < changes; i++ ) {
|
|
if( totalchanges >= PCHG->TotalChanges ) goto fail;
|
|
@@ -1965,6 +1989,9 @@ read_pchg(FILE * const ifp,
|
|
cmap->mp_change[i] = NULL;
|
|
if( PCHG.StartLine < 0 ) {
|
|
int nch;
|
|
+ if(PCHG.MaxReg < PCHG.MinReg)
|
|
+ pm_error("assert: MinReg > MaxReg");
|
|
+ overflow_add(PCHG.MaxReg-PCHG.MinReg, 2);
|
|
nch = PCHG.MaxReg - PCHG.MinReg +1;
|
|
MALLOCARRAY_NOFAIL(cmap->mp_init, nch + 1);
|
|
for( i = 0; i < nch; i++ )
|
|
@@ -2041,6 +2068,7 @@ process_body( FILE * const ifp,
|
|
if( typeid == ID_ILBM ) {
|
|
int isdeep;
|
|
|
|
+ overflow_add(bmhdP->w, 15);
|
|
MALLOCARRAY_NOFAIL(ilbmrow, RowBytes(bmhdP->w));
|
|
*viewportmodesP |= fakeviewport; /* -isham/-isehb */
|
|
|
|
diff -up netpbm-10.35.46/converter/ppm/imgtoppm.c.security netpbm-10.35.46/converter/ppm/imgtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/imgtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/imgtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -84,6 +84,7 @@ main(int argc, char ** argv) {
|
|
len = atoi((char*) buf );
|
|
if ( fread( buf, len, 1, ifp ) != 1 )
|
|
pm_error( "bad colormap buf" );
|
|
+ overflow2(cmaplen, 3);
|
|
if ( cmaplen * 3 != len )
|
|
{
|
|
pm_message(
|
|
@@ -105,6 +106,7 @@ main(int argc, char ** argv) {
|
|
pm_error( "bad pixel data header" );
|
|
buf[8] = '\0';
|
|
len = atoi((char*) buf );
|
|
+ overflow2(cols, rows);
|
|
if ( len != cols * rows )
|
|
pm_message(
|
|
"pixel data length (%d) does not match image size (%d)",
|
|
diff -up netpbm-10.35.46/converter/ppm/Makefile.security netpbm-10.35.46/converter/ppm/Makefile
|
|
--- netpbm-10.35.46/converter/ppm/Makefile.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/Makefile 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -11,7 +11,7 @@ SUBDIRS = hpcdtoppm ppmtompeg
|
|
|
|
PORTBINARIES = 411toppm eyuvtoppm gouldtoppm ilbmtoppm imgtoppm \
|
|
leaftoppm mtvtoppm neotoppm \
|
|
- pcxtoppm pc1toppm pi1toppm picttoppm pjtoppm \
|
|
+ pcxtoppm pc1toppm pi1toppm pjtoppm \
|
|
ppmtoacad ppmtoarbtxt \
|
|
ppmtobmp ppmtoeyuv ppmtogif ppmtoicr ppmtoilbm \
|
|
ppmtoleaf ppmtolj ppmtomitsu ppmtoneo \
|
|
diff -up netpbm-10.35.46/converter/ppm/pcxtoppm.c.security netpbm-10.35.46/converter/ppm/pcxtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/pcxtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/pcxtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -408,6 +408,7 @@ pcx_planes_to_pixels(pixels, bitplanes,
|
|
/*
|
|
* clear the pixel buffer
|
|
*/
|
|
+ overflow2(bytesperline, 8);
|
|
npixels = (bytesperline * 8) / bitsperpixel;
|
|
p = pixels;
|
|
while (--npixels >= 0)
|
|
@@ -469,6 +470,7 @@ pcx_16col_to_ppm(FILE * const ifP,
|
|
}
|
|
|
|
/* BytesPerLine should be >= BitsPerPixel * cols / 8 */
|
|
+ overflow2(BytesPerLine, 8);
|
|
rawcols = BytesPerLine * 8 / BitsPerPixel;
|
|
if (headerCols > rawcols) {
|
|
pm_message("warning - BytesPerLine = %d, "
|
|
diff -up netpbm-10.35.46/converter/ppm/picttoppm.c.security netpbm-10.35.46/converter/ppm/picttoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/picttoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/picttoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -1,3 +1,5 @@
|
|
+#error "Unfixable. Don't ship me"
|
|
+
|
|
/*
|
|
* picttoppm.c -- convert a MacIntosh PICT file to PPM format.
|
|
*
|
|
diff -up netpbm-10.35.46/converter/ppm/pjtoppm.c.security netpbm-10.35.46/converter/ppm/pjtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/pjtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/pjtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -127,19 +127,21 @@ main(argc, argv)
|
|
case 'V': /* send plane */
|
|
case 'W': /* send last plane */
|
|
if (rows == -1 || r >= rows || image == NULL) {
|
|
- if (rows == -1 || r >= rows)
|
|
+ if (rows == -1 || r >= rows) {
|
|
+ overflow_add(rows, 100);
|
|
rows += 100;
|
|
+ }
|
|
if (image == NULL) {
|
|
- MALLOCARRAY(image, rows * planes);
|
|
- MALLOCARRAY(imlen, rows * planes);
|
|
+ image = (unsigned char **)
|
|
+ malloc3(rows , planes , sizeof(unsigned char *));
|
|
+ imlen = (int *) malloc3(rows , planes, sizeof(int));
|
|
}
|
|
else {
|
|
+ overflow2(rows,planes);
|
|
image = (unsigned char **)
|
|
- realloc(image,
|
|
- rows * planes *
|
|
+ realloc2(image, rows * planes,
|
|
sizeof(unsigned char *));
|
|
- imlen = (int *)
|
|
- realloc(imlen, rows * planes * sizeof(int));
|
|
+ imlen = (int *) realloc2(imlen, rows * planes, sizeof(int));
|
|
}
|
|
}
|
|
if (image == NULL || imlen == NULL)
|
|
@@ -212,8 +214,10 @@ main(argc, argv)
|
|
for (i = 0, c = 0; c < imlen[p + r * planes]; c += 2)
|
|
for (cmd = image[p + r * planes][c],
|
|
val = image[p + r * planes][c+1];
|
|
- cmd >= 0 && i < newcols; cmd--, i++)
|
|
+ cmd >= 0 && i < newcols; cmd--, i++) {
|
|
buf[i] = val;
|
|
+ overflow_add(i, 1);
|
|
+ }
|
|
cols = cols > i ? cols : i;
|
|
free(image[p + r * planes]);
|
|
/*
|
|
@@ -224,6 +228,7 @@ main(argc, argv)
|
|
image[p + r * planes] = (unsigned char *) realloc(buf, i);
|
|
}
|
|
}
|
|
+ overflow2(cols, 8);
|
|
cols *= 8;
|
|
}
|
|
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtoeyuv.c.security netpbm-10.35.46/converter/ppm/ppmtoeyuv.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtoeyuv.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtoeyuv.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -114,6 +114,7 @@ create_multiplication_tables(const pixva
|
|
|
|
int index;
|
|
|
|
+ overflow_add(maxval, 1);
|
|
MALLOCARRAY_NOFAIL(mult299 , maxval+1);
|
|
MALLOCARRAY_NOFAIL(mult587 , maxval+1);
|
|
MALLOCARRAY_NOFAIL(mult114 , maxval+1);
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtoicr.c.security netpbm-10.35.46/converter/ppm/ppmtoicr.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtoicr.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtoicr.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -169,7 +169,7 @@ char* argv[];
|
|
|
|
if (rleflag) {
|
|
pm_message("sending run-length encoded picture data ..." );
|
|
- testimage = (char*) malloc(rows*cols);
|
|
+ testimage = (char*) malloc2(rows, cols);
|
|
p = testimage;
|
|
for (i=0; i<rows; i++)
|
|
for (j=0; j<cols; j++)
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtoilbm.c.security netpbm-10.35.46/converter/ppm/ppmtoilbm.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtoilbm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtoilbm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -1251,6 +1251,7 @@ ppm_to_rgb8(ifP, cols, rows, maxval)
|
|
|
|
maskmethod = 0; /* no masking - RGB8 uses genlock bits */
|
|
compmethod = 4; /* RGB8 files are always compressed */
|
|
+ overflow2(cols, 4);
|
|
MALLOCARRAY_NOFAIL(compr_row, cols * 4);
|
|
|
|
if( maxval != 255 ) {
|
|
@@ -1339,6 +1340,7 @@ ppm_to_rgbn(ifP, cols, rows, maxval)
|
|
|
|
maskmethod = 0; /* no masking - RGBN uses genlock bits */
|
|
compmethod = 4; /* RGBN files are always compressed */
|
|
+ overflow2(cols, 2);
|
|
MALLOCARRAY_NOFAIL(compr_row, cols * 2);
|
|
|
|
if( maxval != 15 ) {
|
|
@@ -1821,6 +1823,7 @@ make_val_table(oldmaxval, newmaxval)
|
|
int i;
|
|
int *table;
|
|
|
|
+ overflow_add(oldmaxval, 1);
|
|
MALLOCARRAY_NOFAIL(table, oldmaxval + 1);
|
|
for(i = 0; i <= oldmaxval; i++ )
|
|
table[i] = (i * newmaxval + oldmaxval/2) / oldmaxval;
|
|
@@ -2325,8 +2328,11 @@ main(int argc, char ** argv) {
|
|
MALLOCARRAY_NOFAIL(coded_rowbuf, RowBytes(cols));
|
|
for (i = 0; i < RowBytes(cols); ++i)
|
|
coded_rowbuf[i] = 0;
|
|
- if (DO_COMPRESS)
|
|
+ if (DO_COMPRESS) {
|
|
+ overflow2(cols,2);
|
|
+ overflow_add(cols*2,2);
|
|
MALLOCARRAY_NOFAIL(compr_rowbuf, WORSTCOMPR(RowBytes(cols)));
|
|
+ }
|
|
}
|
|
|
|
switch (mode) {
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtolj.c.security netpbm-10.35.46/converter/ppm/ppmtolj.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtolj.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtolj.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -181,7 +181,8 @@ int main(int argc, char *argv[]) {
|
|
|
|
ppm_readppminit( ifp, &cols, &rows, &maxval, &format );
|
|
pixelrow = ppm_allocrow( cols );
|
|
-
|
|
+
|
|
+ overflow2(cols, 6);
|
|
obuf = (unsigned char *) pm_allocrow(cols * 3, sizeof(unsigned char));
|
|
cbuf = (unsigned char *) pm_allocrow(cols * 6, sizeof(unsigned char));
|
|
if (mode == C_TRANS_MODE_DELTA)
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtomitsu.c.security netpbm-10.35.46/converter/ppm/ppmtomitsu.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtomitsu.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtomitsu.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -166,6 +166,8 @@ int main( argc, argv )
|
|
medias = MSize_User;
|
|
|
|
if (dpi300) {
|
|
+ overflow2(medias.maxcols, 2);
|
|
+ overflow2(medias.maxrows, 2);
|
|
medias.maxcols *= 2;
|
|
medias.maxrows *= 2;
|
|
}
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtompeg/iframe.c.security netpbm-10.35.46/converter/ppm/ppmtompeg/iframe.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtompeg/iframe.c.security 2008-06-24 08:59:19.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtompeg/iframe.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -768,7 +768,8 @@ BlockComputeSNR(MpegFrame * const curren
|
|
if (needs_init) {
|
|
int ysz = (Fsize_y>>3) * sizeof(int32 *);
|
|
int xsz = (Fsize_x>>3);
|
|
-
|
|
+
|
|
+ overflow2((Fsize_y>>3), sizeof(int32 *));
|
|
needs_init = FALSE;
|
|
for (y=0; y<3; y++) {
|
|
varDiff[y] = ratio[y] = total[y] = 0.0;
|
|
@@ -787,6 +788,7 @@ BlockComputeSNR(MpegFrame * const curren
|
|
fprintf(stderr, "Out of memory in BlockComputeSNR\n");
|
|
exit(-1);
|
|
}
|
|
+ overflow2(xsz,4);
|
|
for (y = 0; y < ySize[0]>>3; y++) {
|
|
SignalY[y] = (int32 *) calloc(xsz,4);
|
|
SignalCr[y] = (int32 *) calloc(xsz,4);
|
|
@@ -945,27 +947,27 @@ AllocDctBlocks(void) {
|
|
dctx = Fsize_x / DCTSIZE;
|
|
dcty = Fsize_y / DCTSIZE;
|
|
|
|
- dct = (Block **) malloc(sizeof(Block *) * dcty);
|
|
+ dct = (Block **) malloc2(sizeof(Block *), dcty);
|
|
ERRCHK(dct, "malloc");
|
|
for (i = 0; i < dcty; i++) {
|
|
- dct[i] = (Block *) malloc(sizeof(Block) * dctx);
|
|
+ dct[i] = (Block *) malloc2(sizeof(Block), dctx);
|
|
ERRCHK(dct[i], "malloc");
|
|
}
|
|
|
|
- dct_data = (dct_data_type **) malloc(sizeof(dct_data_type *) * dcty);
|
|
+ dct_data = (dct_data_type **) malloc2(sizeof(dct_data_type *), dcty);
|
|
ERRCHK(dct_data, "malloc");
|
|
for (i = 0; i < dcty; i++) {
|
|
- dct_data[i] = (dct_data_type *) malloc(sizeof(dct_data_type) * dctx);
|
|
+ dct_data[i] = (dct_data_type *) malloc2(sizeof(dct_data_type), dctx);
|
|
ERRCHK(dct[i], "malloc");
|
|
}
|
|
|
|
- dctr = (Block **) malloc(sizeof(Block *) * (dcty >> 1));
|
|
- dctb = (Block **) malloc(sizeof(Block *) * (dcty >> 1));
|
|
+ dctr = (Block **) malloc2(sizeof(Block *), (dcty >> 1));
|
|
+ dctb = (Block **) malloc2(sizeof(Block *), (dcty >> 1));
|
|
ERRCHK(dctr, "malloc");
|
|
ERRCHK(dctb, "malloc");
|
|
for (i = 0; i < (dcty >> 1); i++) {
|
|
- dctr[i] = (Block *) malloc(sizeof(Block) * (dctx >> 1));
|
|
- dctb[i] = (Block *) malloc(sizeof(Block) * (dctx >> 1));
|
|
+ dctr[i] = (Block *) malloc2(sizeof(Block), (dctx >> 1));
|
|
+ dctb[i] = (Block *) malloc2(sizeof(Block), (dctx >> 1));
|
|
ERRCHK(dctr[i], "malloc");
|
|
ERRCHK(dctb[i], "malloc");
|
|
}
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtompeg/parallel.c.security netpbm-10.35.46/converter/ppm/ppmtompeg/parallel.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtompeg/parallel.c.security 2008-06-24 08:59:19.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtompeg/parallel.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -2161,7 +2161,9 @@ DecodeServer(int const numInput
|
|
const char * error;
|
|
|
|
/* should keep list of port numbers to notify when frames become ready */
|
|
-
|
|
+
|
|
+ overflow2(numInputFiles, sizeof(int));
|
|
+ overflow2(numInputFiles, sizeof(boolean));
|
|
ready = (boolean *) calloc(numInputFiles, sizeof(boolean));
|
|
waitMachine = (int *) calloc(numInputFiles, sizeof(int));
|
|
waitPort = (int *) malloc(numMachines*sizeof(int));
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtompeg/psearch.c.security netpbm-10.35.46/converter/ppm/ppmtompeg/psearch.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtompeg/psearch.c.security 2008-06-24 08:59:19.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtompeg/psearch.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -214,7 +214,14 @@ SetSearchRange(int const pixelsP, int co
|
|
int const max_search = max(searchRangeP, searchRangeB);
|
|
|
|
int index;
|
|
-
|
|
+
|
|
+ overflow2(searchRangeP, 2);
|
|
+ overflow2(searchRangeB, 2);
|
|
+ overflow_add(searchRangeP*2, 3);
|
|
+ overflow_add(searchRangeB*2, 3);
|
|
+ overflow2(2*searchRangeB+3, sizeof(int));
|
|
+ overflow2(2*searchRangeP+3, sizeof(int));
|
|
+
|
|
pmvHistogram = (int **) malloc((2*searchRangeP+3)*sizeof(int *));
|
|
bbmvHistogram = (int **) malloc((2*searchRangeB+3)*sizeof(int *));
|
|
bfmvHistogram = (int **) malloc((2*searchRangeB+3)*sizeof(int *));
|
|
@@ -798,6 +805,9 @@ ShowPMVHistogram(fpointer)
|
|
int *columnTotals;
|
|
int rowTotal;
|
|
|
|
+ overflow2(searchRangeP, 2);
|
|
+ overflow_add(searchRangeP*2, 3);
|
|
+ overflow2(searchRangeP*2+3, sizeof(int));
|
|
columnTotals = (int *) calloc(2*searchRangeP+3, sizeof(int));
|
|
|
|
#ifdef COMPLETE_DISPLAY
|
|
@@ -845,6 +855,9 @@ ShowBBMVHistogram(fpointer)
|
|
|
|
fprintf(fpointer, "B-frame Backwards:\n");
|
|
|
|
+ overflow2(searchRangeB, 2);
|
|
+ overflow_add(searchRangeB*2, 3);
|
|
+ overflow2(searchRangeB*2+3, sizeof(int));
|
|
columnTotals = (int *) calloc(2*searchRangeB+3, sizeof(int));
|
|
|
|
#ifdef COMPLETE_DISPLAY
|
|
@@ -892,6 +905,9 @@ ShowBFMVHistogram(fpointer)
|
|
|
|
fprintf(fpointer, "B-frame Forwards:\n");
|
|
|
|
+ overflow2(searchRangeB, 2);
|
|
+ overflow_add(searchRangeB*2, 3);
|
|
+ overflow2(searchRangeB*2+3, sizeof(int));
|
|
columnTotals = (int *) calloc(2*searchRangeB+3, sizeof(int));
|
|
|
|
#ifdef COMPLETE_DISPLAY
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtompeg/rgbtoycc.c.security netpbm-10.35.46/converter/ppm/ppmtompeg/rgbtoycc.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtompeg/rgbtoycc.c.security 2008-06-24 08:59:19.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtompeg/rgbtoycc.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -72,6 +72,8 @@ compute_mult_tables(const pixval maxval)
|
|
}
|
|
table_maxval = maxval;
|
|
|
|
+ overflow_add(table_maxval, 1);
|
|
+ overflow2(table_maxval+1, sizeof(float));
|
|
mult299 = malloc((table_maxval+1)*sizeof(float));
|
|
mult587 = malloc((table_maxval+1)*sizeof(float));
|
|
mult114 = malloc((table_maxval+1)*sizeof(float));
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtopcx.c.security netpbm-10.35.46/converter/ppm/ppmtopcx.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtopcx.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtopcx.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -418,6 +418,8 @@ ppmTo16ColorPcx(pixel ** cons
|
|
else Planes = 1;
|
|
}
|
|
}
|
|
+ overflow2(BitsPerPixel, cols);
|
|
+ overflow_add(BitsPerPixel * cols, 7);
|
|
BytesPerLine = ((cols * BitsPerPixel) + 7) / 8;
|
|
MALLOCARRAY_NOFAIL(indexRow, cols);
|
|
MALLOCARRAY_NOFAIL(planesrow, BytesPerLine);
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtopict.c.security netpbm-10.35.46/converter/ppm/ppmtopict.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtopict.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtopict.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -245,6 +245,8 @@ char *argv[];
|
|
putShort(stdout, 0); /* mode */
|
|
|
|
/* Finally, write out the data. */
|
|
+ overflow_add(cols/MAX_COUNT, 1);
|
|
+ overflow_add(cols, cols/MAX_COUNT+1);
|
|
packed = (char*) malloc((unsigned)(cols+cols/MAX_COUNT+1));
|
|
oc = 0;
|
|
for (row = 0; row < rows; row++)
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtopj.c.security netpbm-10.35.46/converter/ppm/ppmtopj.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtopj.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtopj.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -179,6 +179,7 @@ char *argv[];
|
|
pixels = ppm_readppm( ifp, &cols, &rows, &maxval );
|
|
|
|
pm_close( ifp );
|
|
+ overflow2(cols,2);
|
|
obuf = (unsigned char *) pm_allocrow(cols, sizeof(unsigned char));
|
|
cbuf = (unsigned char *) pm_allocrow(cols * 2, sizeof(unsigned char));
|
|
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtopjxl.c.security netpbm-10.35.46/converter/ppm/ppmtopjxl.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtopjxl.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtopjxl.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -274,6 +274,8 @@ main(argc, argv)
|
|
pm_error("image too large; reduce with ppmscale");
|
|
if (maxval > PCL_MAXVAL)
|
|
pm_error("color range too large; reduce with ppmcscale");
|
|
+ if (cols < 0 || rows < 0)
|
|
+ pm_error("negative size is not possible");
|
|
|
|
/* Figure out the colormap. */
|
|
fprintf( stderr, "(Computing colormap..." ); fflush( stderr );
|
|
@@ -294,6 +296,8 @@ main(argc, argv)
|
|
case 0: /* direct mode (no palette) */
|
|
bpp = bitsperpixel(maxval); /* bits per pixel */
|
|
bpg = bpp; bpb = bpp;
|
|
+ overflow2(bpp, 3);
|
|
+ overflow_add(bpp*3, 7);
|
|
bpp = (bpp*3+7)>>3; /* bytes per pixel now */
|
|
bpr = (bpp<<3)-bpg-bpb;
|
|
bpp *= cols; /* bytes per row now */
|
|
@@ -303,9 +307,13 @@ main(argc, argv)
|
|
case 3: case 7: pclindex++;
|
|
default:
|
|
bpp = 8/pclindex;
|
|
+ overflow_add(cols, bpp);
|
|
+ if(bpp == 0)
|
|
+ pm_error("assert: no bpp");
|
|
bpp = (cols+bpp-1)/bpp; /* bytes per row */
|
|
}
|
|
|
|
+ overflow2(bpp,2);
|
|
if ((inrow = (char *)malloc((unsigned)bpp)) == NULL ||
|
|
(outrow = (char *)malloc((unsigned)bpp*2)) == NULL ||
|
|
(runcnt = (signed char *)malloc((unsigned)bpp)) == NULL)
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtowinicon.c.security netpbm-10.35.46/converter/ppm/ppmtowinicon.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtowinicon.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtowinicon.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -12,6 +12,7 @@
|
|
|
|
#include <math.h>
|
|
#include <string.h>
|
|
+#include <stdlib.h>
|
|
|
|
#include "winico.h"
|
|
#include "ppm.h"
|
|
@@ -218,6 +219,7 @@ createAndBitmap (gray ** const ba, int c
|
|
MALLOCARRAY_NOFAIL(rowData, rows);
|
|
icBitmap->xBytes = xBytes;
|
|
icBitmap->data = rowData;
|
|
+ overflow2(xBytes, rows);
|
|
icBitmap->size = xBytes * rows;
|
|
for (y=0;y<rows;y++) {
|
|
u1 * row;
|
|
@@ -346,6 +348,7 @@ create4Bitmap (pixel ** const pa, int co
|
|
MALLOCARRAY_NOFAIL(rowData, rows);
|
|
icBitmap->xBytes = xBytes;
|
|
icBitmap->data = rowData;
|
|
+ overflow2(xBytes, rows);
|
|
icBitmap->size = xBytes * rows;
|
|
|
|
for (y=0;y<rows;y++) {
|
|
@@ -406,6 +409,7 @@ create8Bitmap (pixel ** const pa, int co
|
|
MALLOCARRAY_NOFAIL(rowData, rows);
|
|
icBitmap->xBytes = xBytes;
|
|
icBitmap->data = rowData;
|
|
+ overflow2(xBytes, rows);
|
|
icBitmap->size = xBytes * rows;
|
|
|
|
for (y=0;y<rows;y++) {
|
|
@@ -713,6 +717,10 @@ addEntryToIcon(MS_Ico const MSIcon
|
|
entry->bitcount = bpp;
|
|
entry->ih = createInfoHeader(entry, xorBitmap, andBitmap);
|
|
entry->colors = palette->colors;
|
|
+ overflow2(4, entry->color_count);
|
|
+ overflow_add(xorBitmap->size, andBitmap->size);
|
|
+ overflow_add(xorBitmap->size + andBitmap->size, 40);
|
|
+ overflow_add(xorBitmap->size + andBitmap->size + 40, 4 * entry->color_count);
|
|
entry->size_in_bytes =
|
|
xorBitmap->size + andBitmap->size + 40 + (4 * entry->color_count);
|
|
if (verbose)
|
|
diff -up netpbm-10.35.46/converter/ppm/ppmtoxpm.c.security netpbm-10.35.46/converter/ppm/ppmtoxpm.c
|
|
--- netpbm-10.35.46/converter/ppm/ppmtoxpm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ppmtoxpm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -195,6 +195,7 @@ genNumstr(unsigned int const input, int
|
|
unsigned int i;
|
|
|
|
/* Allocate memory for printed number. Abort if error. */
|
|
+ overflow_add(digits, 1);
|
|
if (!(str = (char *) malloc(digits + 1)))
|
|
pm_error("out of memory");
|
|
|
|
@@ -312,6 +313,7 @@ genCmap(colorhist_vector const chv,
|
|
unsigned int charsPerPixel;
|
|
unsigned int xpmMaxval;
|
|
|
|
+ if (includeTransparent) overflow_add(ncolors, 1);
|
|
MALLOCARRAY(cmap, cmapSize);
|
|
if (cmapP == NULL)
|
|
pm_error("Out of memory allocating %u bytes for a color map.",
|
|
diff -up netpbm-10.35.46/converter/ppm/qrttoppm.c.security netpbm-10.35.46/converter/ppm/qrttoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/qrttoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/qrttoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -46,7 +46,7 @@ main( argc, argv )
|
|
|
|
ppm_writeppminit( stdout, cols, rows, maxval, 0 );
|
|
pixelrow = ppm_allocrow( cols );
|
|
- buf = (unsigned char *) malloc( 3 * cols );
|
|
+ buf = (unsigned char *) malloc2( 3 , cols );
|
|
if ( buf == (unsigned char *) 0 )
|
|
pm_error( "out of memory" );
|
|
|
|
diff -up netpbm-10.35.46/converter/ppm/sldtoppm.c.security netpbm-10.35.46/converter/ppm/sldtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/sldtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/sldtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -306,7 +306,9 @@ static void slider(slvec, slflood)
|
|
}
|
|
|
|
/* Allocate image buffer and clear it to black. */
|
|
-
|
|
+
|
|
+ overflow_add(ixdots,1);
|
|
+ overflow_add(iydots,1);
|
|
pixels = ppm_allocarray(pixcols = ixdots + 1, pixrows = iydots + 1);
|
|
PPM_ASSIGN(rgbcolor, 0, 0, 0);
|
|
ppmd_filledrectangle(pixels, pixcols, pixrows, pixmaxval, 0, 0,
|
|
diff -up netpbm-10.35.46/converter/ppm/ximtoppm.c.security netpbm-10.35.46/converter/ppm/ximtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/ximtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/ximtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -111,6 +111,7 @@ ReadXimHeader(FILE * const in_fp,
|
|
header->bits_channel = atoi(a_head.bits_per_channel);
|
|
header->alpha_flag = atoi(a_head.alpha_channel);
|
|
if (strlen(a_head.author)) {
|
|
+ overflow_add(strlen(a_head.author),1);
|
|
if (!(header->author = calloc((unsigned int)strlen(a_head.author)+1,
|
|
1))) {
|
|
pm_message("ReadXimHeader: can't calloc author string" );
|
|
@@ -120,6 +121,7 @@ ReadXimHeader(FILE * const in_fp,
|
|
strncpy(header->author, a_head.author, strlen(a_head.author));
|
|
}
|
|
if (strlen(a_head.date)) {
|
|
+ overflow_add(strlen(a_head.date),1);
|
|
if (!(header->date =calloc((unsigned int)strlen(a_head.date)+1,1))){
|
|
pm_message("ReadXimHeader: can't calloc date string" );
|
|
return(0);
|
|
@@ -128,6 +130,7 @@ ReadXimHeader(FILE * const in_fp,
|
|
strncpy(header->date, a_head.date, strlen(a_head.date));
|
|
}
|
|
if (strlen(a_head.program)) {
|
|
+ overflow_add(strlen(a_head.program),1);
|
|
if (!(header->program = calloc(
|
|
(unsigned int)strlen(a_head.program) + 1, 1))) {
|
|
pm_message("ReadXimHeader: can't calloc program string" );
|
|
@@ -154,6 +157,7 @@ ReadXimHeader(FILE * const in_fp,
|
|
if (header->nchannels == 3 && header->bits_channel == 8)
|
|
header->ncolors = 0;
|
|
else if (header->nchannels == 1 && header->bits_channel == 8) {
|
|
+ overflow2(header->ncolors, sizeof(Color));
|
|
header->colors = (Color *)calloc((unsigned int)header->ncolors,
|
|
sizeof(Color));
|
|
if (header->colors == NULL) {
|
|
diff -up netpbm-10.35.46/converter/ppm/xpmtoppm.c.security netpbm-10.35.46/converter/ppm/xpmtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/xpmtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/xpmtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -700,6 +700,7 @@ ReadXPMFile(FILE * const stream, int * c
|
|
&ncolors, colorsP, &ptab);
|
|
*transparentP = -1; /* No transparency in version 1 */
|
|
}
|
|
+ overflow2(*widthP, *heightP);
|
|
totalpixels = *widthP * *heightP;
|
|
MALLOCARRAY(*dataP, totalpixels);
|
|
if (*dataP == NULL)
|
|
diff -up netpbm-10.35.46/converter/ppm/yuvtoppm.c.security netpbm-10.35.46/converter/ppm/yuvtoppm.c
|
|
--- netpbm-10.35.46/converter/ppm/yuvtoppm.c.security 2008-06-24 08:59:20.000000000 +0200
|
|
+++ netpbm-10.35.46/converter/ppm/yuvtoppm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -72,6 +72,7 @@ main(argc, argv)
|
|
|
|
ppm_writeppminit(stdout, cols, rows, (pixval) 255, 0);
|
|
pixrow = ppm_allocrow(cols);
|
|
+ overflow_add(cols, 1);
|
|
MALLOCARRAY(yuvbuf, (cols+1)/2);
|
|
if (yuvbuf == NULL)
|
|
pm_error("Unable to allocate YUV buffer for %d columns.", cols);
|
|
diff -up netpbm-10.35.46/editor/pamcut.c.security netpbm-10.35.46/editor/pamcut.c
|
|
--- netpbm-10.35.46/editor/pamcut.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pamcut.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -514,6 +514,8 @@ cutOneImage(FILE * const ifP
|
|
outpam.width = rightcol-leftcol+1;
|
|
outpam.height = bottomrow-toprow+1;
|
|
|
|
+ overflow_add(rightcol, 1);
|
|
+ overflow_add(toprow, 1);
|
|
pnm_writepaminit(&outpam);
|
|
|
|
/* Write out top padding */
|
|
diff -up netpbm-10.35.46/editor/pamoil.c.security netpbm-10.35.46/editor/pamoil.c
|
|
--- netpbm-10.35.46/editor/pamoil.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pamoil.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -112,6 +112,7 @@ main(int argc, char *argv[] ) {
|
|
tuples = pnm_readpam(ifp, &inpam, PAM_STRUCT_SIZE(tuple_type));
|
|
pm_close(ifp);
|
|
|
|
+ overflow_add(inpam.maxval, 1);
|
|
MALLOCARRAY(hist, inpam.maxval + 1);
|
|
if (hist == NULL)
|
|
pm_error("Unable to allocate memory for histogram.");
|
|
diff -up netpbm-10.35.46/editor/pbmclean.c.security netpbm-10.35.46/editor/pbmclean.c
|
|
--- netpbm-10.35.46/editor/pbmclean.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pbmclean.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -150,7 +150,7 @@ nextrow(FILE * const ifd,
|
|
inrow[0] = inrow[1];
|
|
inrow[1] = inrow[2];
|
|
inrow[2] = shuffle ;
|
|
- if (row+1 < rows) {
|
|
+ if (row <= rows) {
|
|
/* Read the "next" row in from the file. Allocate buffer if needed */
|
|
if (inrow[2] == NULL)
|
|
inrow[2] = pbm_allocrow(cols);
|
|
diff -up netpbm-10.35.46/editor/pbmlife.c.security netpbm-10.35.46/editor/pbmlife.c
|
|
--- netpbm-10.35.46/editor/pbmlife.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pbmlife.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -54,7 +54,7 @@ char* argv[];
|
|
prevrow = thisrow;
|
|
thisrow = nextrow;
|
|
nextrow = temprow;
|
|
- if ( row < rows - 1 )
|
|
+ if ( row <= rows )
|
|
pbm_readpbmrow( ifp, nextrow, cols, format );
|
|
|
|
for ( col = 0; col < cols; ++col )
|
|
diff -up netpbm-10.35.46/editor/pbmpscale.c.security netpbm-10.35.46/editor/pbmpscale.c
|
|
--- netpbm-10.35.46/editor/pbmpscale.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pbmpscale.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -109,6 +109,7 @@ main(argc, argv)
|
|
inrow[0] = inrow[1] = inrow[2] = NULL;
|
|
pbm_readpbminit(ifd, &columns, &rows, &format) ;
|
|
|
|
+ overflow2(columns, scale);
|
|
outrow = pbm_allocrow(columns*scale) ;
|
|
MALLOCARRAY(flags, columns);
|
|
if (flags == NULL)
|
|
diff -up netpbm-10.35.46/editor/pbmreduce.c.security netpbm-10.35.46/editor/pbmreduce.c
|
|
--- netpbm-10.35.46/editor/pbmreduce.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pbmreduce.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -93,6 +93,7 @@ main( argc, argv )
|
|
|
|
if ( halftone == QT_FS ) {
|
|
/* Initialize Floyd-Steinberg. */
|
|
+ overflow_add(newcols, 2);
|
|
MALLOCARRAY(thiserr, newcols + 2);
|
|
MALLOCARRAY(nexterr, newcols + 2);
|
|
if ( thiserr == NULL || nexterr == NULL )
|
|
diff -up netpbm-10.35.46/editor/pnmcut.c.security netpbm-10.35.46/editor/pnmcut.c
|
|
--- netpbm-10.35.46/editor/pnmcut.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmcut.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -373,6 +373,7 @@ main(int argc, char *argv[]) {
|
|
toprow, leftcol, bottomrow, rightcol);
|
|
}
|
|
|
|
+ overflow_add(rightcol, 1);
|
|
output_cols = rightcol-leftcol+1;
|
|
output_row = pnm_allocrow(output_cols);
|
|
|
|
diff -up netpbm-10.35.46/editor/pnmgamma.c.security netpbm-10.35.46/editor/pnmgamma.c
|
|
--- netpbm-10.35.46/editor/pnmgamma.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmgamma.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -586,6 +586,7 @@ createGammaTables(enum transferFunction
|
|
xelval ** const btableP) {
|
|
|
|
/* Allocate space for the tables. */
|
|
+ overflow_add(maxval, 1);
|
|
MALLOCARRAY(*rtableP, maxval+1);
|
|
MALLOCARRAY(*gtableP, maxval+1);
|
|
MALLOCARRAY(*btableP, maxval+1);
|
|
diff -up netpbm-10.35.46/editor/pnmhisteq.c.security netpbm-10.35.46/editor/pnmhisteq.c
|
|
--- netpbm-10.35.46/editor/pnmhisteq.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmhisteq.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -102,6 +102,7 @@ computeLuminosityHistogram(xel * const *
|
|
unsigned int pixelCount;
|
|
unsigned int * lumahist;
|
|
|
|
+ overflow_add(maxval, 1);
|
|
MALLOCARRAY(lumahist, maxval + 1);
|
|
if (lumahist == NULL)
|
|
pm_error("Out of storage allocating array for %u histogram elements",
|
|
diff -up netpbm-10.35.46/editor/pnmindex.csh.security netpbm-10.35.46/editor/pnmindex.csh
|
|
--- netpbm-10.35.46/editor/pnmindex.csh.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmindex.csh 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -1,5 +1,8 @@
|
|
#!/bin/csh -f
|
|
#
|
|
+echo "Unsafe code, needs debugging, do not ship"
|
|
+exit 1
|
|
+#
|
|
# pnmindex - build a visual index of a bunch of anymaps
|
|
#
|
|
# Copyright (C) 1991 by Jef Poskanzer.
|
|
diff -up netpbm-10.35.46/editor/pnmpad.c.security netpbm-10.35.46/editor/pnmpad.c
|
|
--- netpbm-10.35.46/editor/pnmpad.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmpad.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -358,6 +358,8 @@ main(int argc, char ** argv) {
|
|
|
|
computePadSizes(cmdline, cols, rows, &lpad, &rpad, &tpad, &bpad);
|
|
|
|
+ overflow_add(cols, lpad);
|
|
+ overflow_add(cols + lpad, rpad);
|
|
newcols = cols + lpad + rpad;
|
|
xelrow = pnm_allocrow(newcols);
|
|
bgrow = pnm_allocrow(newcols);
|
|
diff -up netpbm-10.35.46/editor/pnmpaste.c.security netpbm-10.35.46/editor/pnmpaste.c
|
|
--- netpbm-10.35.46/editor/pnmpaste.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmpaste.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -101,11 +101,16 @@ main( argc, argv )
|
|
"y is too large -- the second anymap has only %d rows",
|
|
rows2 );
|
|
|
|
+ overflow_add(x, cols2);
|
|
+ overflow_add(y, rows2);
|
|
if ( x < 0 )
|
|
x += cols2;
|
|
if ( y < 0 )
|
|
y += rows2;
|
|
|
|
+ overflow_add(x, cols1);
|
|
+ overflow_add(y, rows1);
|
|
+
|
|
if ( x + cols1 > cols2 )
|
|
pm_error( "x + width is too large by %d pixels", x + cols1 - cols2 );
|
|
if ( y + rows1 > rows2 )
|
|
diff -up netpbm-10.35.46/editor/pnmremap.c.security netpbm-10.35.46/editor/pnmremap.c
|
|
--- netpbm-10.35.46/editor/pnmremap.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmremap.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -279,6 +279,7 @@ initFserr(struct pam * const pamP,
|
|
|
|
unsigned int const fserrSize = pamP->width + 2;
|
|
|
|
+ overflow_add(pamP->width, 2);
|
|
MALLOCARRAY(fserrP->thiserr, pamP->depth);
|
|
if (fserrP->thiserr == NULL)
|
|
pm_error("Out of memory allocating Floyd-Steinberg structures "
|
|
@@ -322,6 +323,7 @@ floydInitRow(struct pam * const pamP, st
|
|
|
|
int col;
|
|
|
|
+ overflow_add(pamP->width, 2);
|
|
for (col = 0; col < pamP->width + 2; ++col) {
|
|
unsigned int plane;
|
|
for (plane = 0; plane < pamP->depth; ++plane)
|
|
diff -up netpbm-10.35.46/editor/pnmscalefixed.c.security netpbm-10.35.46/editor/pnmscalefixed.c
|
|
--- netpbm-10.35.46/editor/pnmscalefixed.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmscalefixed.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -209,6 +209,8 @@ compute_output_dimensions(const struct c
|
|
const int rows, const int cols,
|
|
int * newrowsP, int * newcolsP) {
|
|
|
|
+ overflow2(rows, cols);
|
|
+
|
|
if (cmdline.pixels) {
|
|
if (rows * cols <= cmdline.pixels) {
|
|
*newrowsP = rows;
|
|
@@ -260,6 +262,8 @@ compute_output_dimensions(const struct c
|
|
|
|
if (*newcolsP < 1) *newcolsP = 1;
|
|
if (*newrowsP < 1) *newrowsP = 1;
|
|
+
|
|
+ overflow2(*newcolsP, *newrowsP);
|
|
}
|
|
|
|
|
|
@@ -441,6 +445,9 @@ main(int argc, char **argv ) {
|
|
unfilled. We can address that by stretching, whereas the other
|
|
case would require throwing away some of the input.
|
|
*/
|
|
+
|
|
+ overflow2(newcols, SCALE);
|
|
+ overflow2(newrows, SCALE);
|
|
sxscale = SCALE * newcols / cols;
|
|
syscale = SCALE * newrows / rows;
|
|
|
|
diff -up netpbm-10.35.46/editor/pnmshear.c.security netpbm-10.35.46/editor/pnmshear.c
|
|
--- netpbm-10.35.46/editor/pnmshear.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/pnmshear.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -14,6 +14,7 @@
|
|
|
|
#include <math.h>
|
|
#include <string.h>
|
|
+#include <limits.h>
|
|
|
|
#include "pnm.h"
|
|
#include "shhopt.h"
|
|
@@ -196,6 +197,11 @@ main(int argc, char * argv[]) {
|
|
if ( shearfac < 0.0 )
|
|
shearfac = -shearfac;
|
|
|
|
+ if(rows * shearfac >= INT_MAX-1)
|
|
+ pm_error("image too large");
|
|
+
|
|
+ overflow_add(rows * shearfac, cols+1);
|
|
+
|
|
newcols = rows * shearfac + cols + 0.999999;
|
|
|
|
pnm_writepnminit( stdout, newcols, rows, newmaxval, newformat, 0 );
|
|
diff -up netpbm-10.35.46/editor/ppmdither.c.security netpbm-10.35.46/editor/ppmdither.c
|
|
--- netpbm-10.35.46/editor/ppmdither.c.security 2008-06-24 08:58:59.000000000 +0200
|
|
+++ netpbm-10.35.46/editor/ppmdither.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -111,6 +111,9 @@ dith_matrix(unsigned int const dith_dim)
|
|
(dith_dim * sizeof(int *)) + /* pointers */
|
|
(dith_dim * dith_dim * sizeof(int)); /* data */
|
|
|
|
+ overflow2(dith_dim, sizeof(int *));
|
|
+ overflow3(dith_dim, dith_dim, sizeof(int));
|
|
+ overflow_add(dith_dim * sizeof(int *), dith_dim * dith_dim * sizeof(int));
|
|
dith_mat = (unsigned int **) malloc(dith_mat_sz);
|
|
|
|
if (dith_mat == NULL)
|
|
@@ -165,7 +168,8 @@ dith_setup(const unsigned int dith_power
|
|
if (dith_nb < 2)
|
|
pm_error("too few shades for blue, minimum of 2");
|
|
|
|
- MALLOCARRAY(*colormapP, dith_nr * dith_ng * dith_nb);
|
|
+ overflow2(dith_nr, dith_ng);
|
|
+ *colormapP = malloc3(dith_nr * dith_ng, dith_nb, sizeof(pixel));
|
|
if (*colormapP == NULL)
|
|
pm_error("Unable to allocate space for the color lookup table "
|
|
"(%d by %d by %d pixels).", dith_nr, dith_ng, dith_nb);
|
|
diff -up netpbm-10.35.46/generator/pbmpage.c.security netpbm-10.35.46/generator/pbmpage.c
|
|
--- netpbm-10.35.46/generator/pbmpage.c.security 2008-06-24 08:58:57.000000000 +0200
|
|
+++ netpbm-10.35.46/generator/pbmpage.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -170,6 +170,9 @@ outputPbm(FILE * const file,
|
|
/* We round the allocated row space up to a multiple of 8 so the ugly
|
|
fast code below can work.
|
|
*/
|
|
+
|
|
+ overflow_add(bitmap.Width, 7);
|
|
+
|
|
pbmrow = pbm_allocrow(((bitmap.Width+7)/8)*8);
|
|
|
|
bitmap_cursor = 0;
|
|
diff -up netpbm-10.35.46/generator/pbmtext.c.security netpbm-10.35.46/generator/pbmtext.c
|
|
--- netpbm-10.35.46/generator/pbmtext.c.security 2008-06-24 08:58:57.000000000 +0200
|
|
+++ netpbm-10.35.46/generator/pbmtext.c 2008-06-24 09:05:49.000000000 +0200
|
|
@@ -89,12 +89,14 @@ parse_command_line(int argc, char ** arg
|
|
|
|
for (i = 1; i < argc; i++) {
|
|
if (i > 1) {
|
|
+ overflow_add(totaltextsize, 1);
|
|
totaltextsize += 1;
|
|
text = realloc(text, totaltextsize);
|
|
if (text == NULL)
|
|
pm_error("out of memory allocating space for input text");
|
|
strcat(text, " ");
|
|
}
|
|
+ overflow_add(totaltextsize, strlen(argv[i]));
|
|
totaltextsize += strlen(argv[i]);
|
|
text = realloc(text, totaltextsize);
|
|
if (text == NULL)
|
|
@@ -575,6 +577,7 @@ getText(const char cmdline_text
|
|
struct text input_text;
|
|
|
|
if (cmdline_text) {
|
|
+ overflow_add(strlen(cmdline_text), 1);
|
|
allocTextArray(&input_text, 1, strlen(cmdline_text)*8);
|
|
strcpy(input_text.textArray[0], cmdline_text);
|
|
fix_control_chars(input_text.textArray[0], fn);
|
|
@@ -600,7 +603,9 @@ getText(const char cmdline_text
|
|
"Cannot process.", (sizeof(buf)-1)/8);
|
|
fix_control_chars(buf, fn);
|
|
if (lineCount >= maxlines) {
|
|
+ overflow2(maxlines, 2);
|
|
maxlines *= 2;
|
|
+ overflow2(maxlines, sizeof(char *));
|
|
text_array = (char**) realloc((char*) text_array,
|
|
maxlines * sizeof(char*));
|
|
if (text_array == NULL)
|
|
@@ -686,6 +691,7 @@ main(int argc, char *argv[]) {
|
|
hmargin = fontP->maxwidth;
|
|
} else {
|
|
vmargin = fontP->maxheight;
|
|
+ overflow2(2, fontP->maxwidth);
|
|
hmargin = 2 * fontP->maxwidth;
|
|
}
|
|
}
|
|
@@ -702,6 +708,12 @@ main(int argc, char *argv[]) {
|
|
} else
|
|
formattedText = inputText;
|
|
|
|
+ overflow2(2, vmargin);
|
|
+ overflow2(formattedText.lineCount, fontP->maxheight);
|
|
+ overflow2(formattedText.lineCount-1, cmdline.lspace);
|
|
+ overflow_add(vmargin * 2, formattedText.lineCount * fontP->maxheight);
|
|
+ overflow_add(vmargin * 2 + formattedText.lineCount * fontP->maxheight, (formattedText.lineCount-1) * cmdline.lspace);
|
|
+
|
|
rows = 2 * vmargin +
|
|
formattedText.lineCount * fontP->maxheight +
|
|
(formattedText.lineCount-1) * cmdline.lspace;
|
|
@@ -709,6 +721,9 @@ main(int argc, char *argv[]) {
|
|
compute_image_width(formattedText, fontP, cmdline.space,
|
|
&maxwidth, &maxleftb);
|
|
|
|
+ overflow2(2, hmargin);
|
|
+ overflow_add(2*hmargin, maxwidth);
|
|
+
|
|
cols = 2 * hmargin + maxwidth;
|
|
|
|
if (cols == 0 || rows == 0)
|
|
diff -up netpbm-10.35.46/generator/pgmcrater.c.security netpbm-10.35.46/generator/pgmcrater.c
|
|
--- netpbm-10.35.46/generator/pgmcrater.c.security 2008-06-24 08:58:57.000000000 +0200
|
|
+++ netpbm-10.35.46/generator/pgmcrater.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -131,7 +131,7 @@ static void gencraters()
|
|
/* Acquire the elevation array and initialize it to mean
|
|
surface elevation. */
|
|
|
|
- MALLOCARRAY(aux, SCRX * SCRY);
|
|
+ aux = (unsigned short *) malloc3(SCRX, SCRY, sizeof(short));
|
|
if (aux == NULL)
|
|
pm_error("out of memory allocating elevation array");
|
|
|
|
diff -up netpbm-10.35.46/generator/pgmkernel.c.security netpbm-10.35.46/generator/pgmkernel.c
|
|
--- netpbm-10.35.46/generator/pgmkernel.c.security 2008-06-24 08:58:57.000000000 +0200
|
|
+++ netpbm-10.35.46/generator/pgmkernel.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -68,7 +68,7 @@ main ( argc, argv )
|
|
kycenter = (fysize - 1) / 2.0;
|
|
ixsize = fxsize + 0.999;
|
|
iysize = fysize + 0.999;
|
|
- MALLOCARRAY(fkernel, ixsize * iysize);
|
|
+ fkernel = (double *) malloc3 (ixsize, iysize, sizeof(double));
|
|
for (i = 0; i < iysize; i++)
|
|
for (j = 0; j < ixsize; j++) {
|
|
fkernel[i*ixsize+j] = 1.0 / (1.0 + w * sqrt((double)
|
|
diff -up netpbm-10.35.46/lib/libpam.c.security netpbm-10.35.46/lib/libpam.c
|
|
--- netpbm-10.35.46/lib/libpam.c.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/libpam.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -236,7 +236,8 @@ allocPamRow(const struct pam * const pam
|
|
int const bytesPerTuple = allocationDepth(pamP) * sizeof(sample);
|
|
tuple * tuplerow;
|
|
|
|
- tuplerow = malloc(pamP->width * (sizeof(tuple *) + bytesPerTuple));
|
|
+ overflow_add(sizeof(tuple *), bytesPerTuple);
|
|
+ tuplerow = malloc2(pamP->width, sizeof(tuple *) + bytesPerTuple);
|
|
|
|
if (tuplerow != NULL) {
|
|
/* Now we initialize the pointers to the individual tuples
|
|
diff -up netpbm-10.35.46/lib/libpammap.c.security netpbm-10.35.46/lib/libpammap.c
|
|
--- netpbm-10.35.46/lib/libpammap.c.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/libpammap.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -102,6 +102,8 @@ allocTupleIntListItem(struct pam * const
|
|
*/
|
|
struct tupleint_list_item * retval;
|
|
|
|
+ overflow2(pamP->depth, sizeof(sample));
|
|
+ overflow_add(sizeof(*retval)-sizeof(retval->tupleint.tuple), pamP->depth*sizeof(sample));
|
|
unsigned int const size =
|
|
sizeof(*retval) - sizeof(retval->tupleint.tuple)
|
|
+ pamP->depth * sizeof(sample);
|
|
diff -up netpbm-10.35.46/lib/libpbm1.c.security netpbm-10.35.46/lib/libpbm1.c
|
|
--- netpbm-10.35.46/lib/libpbm1.c.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/libpbm1.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -56,6 +56,7 @@ pbm_check(FILE * file, const enum pm_che
|
|
pm_message("pm_filepos passed to pm_check() is %u bytes",
|
|
sizeof(pm_filepos));
|
|
#endif
|
|
+ overflow2(bytes_per_row, rows);
|
|
pm_check(file, check_type, need_raster_size, retval_p);
|
|
}
|
|
}
|
|
diff -up netpbm-10.35.46/lib/libpbmvms.c.security netpbm-10.35.46/lib/libpbmvms.c
|
|
--- netpbm-10.35.46/lib/libpbmvms.c.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/libpbmvms.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -1,3 +1,5 @@
|
|
+#warning "NOT AUDITED"
|
|
+
|
|
/***************************************************************************
|
|
This file contains library routines needed to build Netpbm for VMS.
|
|
However, as of 2000.05.26, when these were split out of libpbm1.c
|
|
diff -up netpbm-10.35.46/lib/libpm.c.security netpbm-10.35.46/lib/libpm.c
|
|
--- netpbm-10.35.46/lib/libpm.c.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/libpm.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -36,6 +36,7 @@
|
|
/* This makes the the x64() functions available on AIX */
|
|
|
|
#include <stdio.h>
|
|
+#include <limits.h>
|
|
#include <stdarg.h>
|
|
#include <string.h>
|
|
#include <errno.h>
|
|
@@ -213,7 +214,7 @@ pm_allocarray(int const cols, int const
|
|
if (rowIndex == NULL)
|
|
pm_error("out of memory allocating row index (%u rows) for an array",
|
|
rows);
|
|
- rowheap = malloc(rows * cols * size);
|
|
+ rowheap = malloc3(rows, cols, size);
|
|
if (rowheap == NULL) {
|
|
/* We couldn't get the whole heap in one block, so try fragmented
|
|
format.
|
|
@@ -1491,4 +1492,53 @@ pm_check(FILE * const file
|
|
}
|
|
|
|
|
|
+/*
|
|
+ * Maths wrapping
|
|
+ */
|
|
+
|
|
+void __overflow2(int a, int b)
|
|
+{
|
|
+ if(a < 0 || b < 0)
|
|
+ pm_error("object too large");
|
|
+ if(b == 0)
|
|
+ return;
|
|
+ if(a > INT_MAX / b)
|
|
+ pm_error("object too large");
|
|
+}
|
|
+
|
|
+void overflow3(int a, int b, int c)
|
|
+{
|
|
+ overflow2(a,b);
|
|
+ overflow2(a*b, c);
|
|
+}
|
|
+
|
|
+void overflow_add(int a, int b)
|
|
+{
|
|
+ if( a > INT_MAX - b)
|
|
+ pm_error("object too large");
|
|
+}
|
|
+
|
|
+void *malloc2(int a, int b)
|
|
+{
|
|
+ overflow2(a, b);
|
|
+ if(a*b == 0)
|
|
+ pm_error("Zero byte allocation");
|
|
+ return malloc(a*b);
|
|
+}
|
|
+
|
|
+void *malloc3(int a, int b, int c)
|
|
+{
|
|
+ overflow3(a, b, c);
|
|
+ if(a*b*c == 0)
|
|
+ pm_error("Zero byte allocation");
|
|
+ return malloc(a*b*c);
|
|
+}
|
|
+
|
|
+void *realloc2(void * a, int b, int c)
|
|
+{
|
|
+ overflow2(b, c);
|
|
+ if(b*c == 0)
|
|
+ pm_error("Zero byte allocation");
|
|
+ return realloc(a, b*c);
|
|
+}
|
|
|
|
diff -up netpbm-10.35.46/lib/pm.h.security netpbm-10.35.46/lib/pm.h
|
|
--- netpbm-10.35.46/lib/pm.h.security 2008-06-24 08:59:03.000000000 +0200
|
|
+++ netpbm-10.35.46/lib/pm.h 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -343,4 +343,11 @@ pm_arg0toprogname(const char arg0[]);
|
|
#endif
|
|
|
|
|
|
+void *malloc2(int, int);
|
|
+void *malloc3(int, int, int);
|
|
+#define overflow2(a,b) __overflow2(a,b)
|
|
+void __overflow2(int, int);
|
|
+void overflow3(int, int, int);
|
|
+void overflow_add(int, int);
|
|
+
|
|
#endif
|
|
diff -up netpbm-10.35.46/other/pnmcolormap.c.security netpbm-10.35.46/other/pnmcolormap.c
|
|
--- netpbm-10.35.46/other/pnmcolormap.c.security 2008-06-24 08:58:56.000000000 +0200
|
|
+++ netpbm-10.35.46/other/pnmcolormap.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -839,6 +839,7 @@ colormapToSquare(struct pam * const pamP
|
|
pamP->width = intsqrt;
|
|
else
|
|
pamP->width = intsqrt + 1;
|
|
+ overflow_add(intsqrt, 1);
|
|
}
|
|
{
|
|
unsigned int const intQuotient = colormap.size / pamP->width;
|
|
diff -up netpbm-10.35.46/urt/README.security netpbm-10.35.46/urt/README
|
|
--- netpbm-10.35.46/urt/README.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/README 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -18,3 +18,8 @@ in its initializer in the original. But
|
|
defines stdout as a variable, so that wouldn't compile. So I changed
|
|
it to NULL and added a line to rle_hdr_init to set that field to
|
|
'stdout' dynamically. 2000.06.02 BJH.
|
|
+
|
|
+Redid the code to check for maths overflows and other crawly horrors.
|
|
+Removed pipe through and compress support (unsafe)
|
|
+
|
|
+Alan Cox <alan@redhat.com>
|
|
diff -up netpbm-10.35.46/urt/rle_addhist.c.security netpbm-10.35.46/urt/rle_addhist.c
|
|
--- netpbm-10.35.46/urt/rle_addhist.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle_addhist.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -14,6 +14,8 @@
|
|
* If you modify this software, you should include a notice giving the
|
|
* name of the person performing the modification, the date of modification,
|
|
* and the reason for such modification.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
/*
|
|
* rle_addhist.c - Add to the HISTORY comment in header
|
|
@@ -76,13 +78,19 @@ rle_addhist(char * argv[],
|
|
return;
|
|
|
|
length = 0;
|
|
- for (i = 0; argv[i]; ++i)
|
|
+ for (i = 0; argv[i]; ++i) {
|
|
+ overflow_add(length, strlen(argv[i]));
|
|
+ overflow_add(length+1, strlen(argv[i]));
|
|
length += strlen(argv[i]) +1; /* length of each arg plus space. */
|
|
+ }
|
|
|
|
time(&temp);
|
|
timedate = ctime(&temp);
|
|
length += strlen(timedate); /* length of date and time in ASCII. */
|
|
|
|
+ overflow_add(strlen(padding), 4);
|
|
+ overflow_add(strlen(histoire), strlen(padding) + 4);
|
|
+ overflow_add(length, strlen(histoire) + strlen(padding) + 4);
|
|
length += strlen(padding) + 3 + strlen(histoire) + 1;
|
|
/* length of padding, "on " and length of history name plus "="*/
|
|
if (in_hdr) /* if we are interested in the old comments... */
|
|
@@ -90,9 +98,12 @@ rle_addhist(char * argv[],
|
|
else
|
|
old = NULL;
|
|
|
|
- if (old && *old)
|
|
+ if (old && *old) {
|
|
+ overflow_add(length, strlen(old));
|
|
length += strlen(old); /* add length if there. */
|
|
+ }
|
|
|
|
+ overflow_add(length, 1);
|
|
++length; /*Cater for the null. */
|
|
|
|
MALLOCARRAY(newc, length);
|
|
diff -up netpbm-10.35.46/urt/rle_getrow.c.security netpbm-10.35.46/urt/rle_getrow.c
|
|
--- netpbm-10.35.46/urt/rle_getrow.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle_getrow.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -17,6 +17,8 @@
|
|
*
|
|
* Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire
|
|
* to have all "void" functions so declared.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
/*
|
|
* rle_getrow.c - Read an RLE file in.
|
|
@@ -168,6 +170,7 @@ rle_get_setup(rle_hdr * const the_hdr) {
|
|
register char * cp;
|
|
|
|
VAXSHORT( comlen, infile ); /* get comment length */
|
|
+ overflow_add(comlen, 1);
|
|
evenlen = (comlen + 1) & ~1; /* make it even */
|
|
if ( evenlen )
|
|
{
|
|
diff -up netpbm-10.35.46/urt/rle_hdr.c.security netpbm-10.35.46/urt/rle_hdr.c
|
|
--- netpbm-10.35.46/urt/rle_hdr.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle_hdr.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -14,6 +14,8 @@
|
|
* If you modify this software, you should include a notice giving the
|
|
* name of the person performing the modification, the date of modification,
|
|
* and the reason for such modification.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
/*
|
|
* rle_hdr.c - Functions to manipulate rle_hdr structures.
|
|
@@ -79,7 +81,10 @@ int img_num;
|
|
/* Fill in with copies of the strings. */
|
|
if ( the_hdr->cmd != pgmname )
|
|
{
|
|
- char *tmp = (char *)malloc( strlen( pgmname ) + 1 );
|
|
+ char *tmp ;
|
|
+
|
|
+ overflow_add(strlen(pgmname), 1);
|
|
+ tmp = malloc( strlen( pgmname ) + 1 );
|
|
RLE_CHECK_ALLOC( pgmname, tmp, 0 );
|
|
strcpy( tmp, pgmname );
|
|
the_hdr->cmd = tmp;
|
|
@@ -87,7 +92,9 @@ int img_num;
|
|
|
|
if ( the_hdr->file_name != fname )
|
|
{
|
|
- char *tmp = (char *)malloc( strlen( fname ) + 1 );
|
|
+ char *tmp;
|
|
+ overflow_add(strlen(fname), 1);
|
|
+ tmp = malloc( strlen( fname ) + 1 );
|
|
RLE_CHECK_ALLOC( pgmname, tmp, 0 );
|
|
strcpy( tmp, fname );
|
|
the_hdr->file_name = tmp;
|
|
@@ -152,6 +159,7 @@ rle_hdr *from_hdr, *to_hdr;
|
|
if ( to_hdr->bg_color )
|
|
{
|
|
int size = to_hdr->ncolors * sizeof(int);
|
|
+ overflow2(to_hdr->ncolors, sizeof(int));
|
|
to_hdr->bg_color = (int *)malloc( size );
|
|
RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->bg_color, "background color" );
|
|
memcpy( to_hdr->bg_color, from_hdr->bg_color, size );
|
|
@@ -160,7 +168,7 @@ rle_hdr *from_hdr, *to_hdr;
|
|
if ( to_hdr->cmap )
|
|
{
|
|
int size = to_hdr->ncmap * (1 << to_hdr->cmaplen) * sizeof(rle_map);
|
|
- to_hdr->cmap = (rle_map *)malloc( size );
|
|
+ to_hdr->cmap = (rle_map *)malloc3( to_hdr->ncmap, 1<<to_hdr->cmaplen, sizeof(rle_map));
|
|
RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->cmap, "color map" );
|
|
memcpy( to_hdr->cmap, from_hdr->cmap, size );
|
|
}
|
|
@@ -173,11 +181,16 @@ rle_hdr *from_hdr, *to_hdr;
|
|
int size = 0;
|
|
CONST_DECL char **cp;
|
|
for ( cp=to_hdr->comments; *cp; cp++ )
|
|
+ {
|
|
+ overflow_add(size, 1);
|
|
size++; /* Count the comments. */
|
|
+ }
|
|
/* Check if there are really any comments. */
|
|
if ( size )
|
|
{
|
|
+ overflow_add(size, 1);
|
|
size++; /* Copy the NULL pointer, too. */
|
|
+ overflow2(size, sizeof(char *));
|
|
size *= sizeof(char *);
|
|
to_hdr->comments = (CONST_DECL char **)malloc( size );
|
|
RLE_CHECK_ALLOC( to_hdr->cmd, to_hdr->comments, "comments" );
|
|
diff -up netpbm-10.35.46/urt/rle.h.security netpbm-10.35.46/urt/rle.h
|
|
--- netpbm-10.35.46/urt/rle.h.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle.h 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -14,6 +14,9 @@
|
|
* If you modify this software, you should include a notice giving the
|
|
* name of the person performing the modification, the date of modification,
|
|
* and the reason for such modification.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
+ * Header declarations needed
|
|
*/
|
|
/*
|
|
* rle.h - Global declarations for Utah Raster Toolkit RLE programs.
|
|
@@ -166,6 +169,17 @@ rle_hdr /* End of typedef. *
|
|
*/
|
|
extern rle_hdr rle_dflt_hdr;
|
|
|
|
+/*
|
|
+ * Provided by pm library
|
|
+ */
|
|
+
|
|
+extern void overflow_add(int, int);
|
|
+#define overflow2(a,b) __overflow2(a,b)
|
|
+extern void __overflow2(int, int);
|
|
+extern void overflow3(int, int, int);
|
|
+extern void *malloc2(int, int);
|
|
+extern void *malloc3(int, int, int);
|
|
+extern void *realloc2(void *, int, int);
|
|
|
|
/* Declare RLE library routines. */
|
|
|
|
diff -up netpbm-10.35.46/urt/rle_open_f.c.security netpbm-10.35.46/urt/rle_open_f.c
|
|
--- netpbm-10.35.46/urt/rle_open_f.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle_open_f.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -6,6 +6,9 @@
|
|
* University of Michigan
|
|
* Date: 11/14/89
|
|
* Copyright (c) 1990, University of Michigan
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
+ * Killed of crazy unsafe pipe/compress stuff
|
|
*/
|
|
|
|
#define _XOPEN_SOURCE /* Make sure fdopen() is in stdio.h */
|
|
@@ -188,7 +191,7 @@ rle_open_f_noexit(const char * const pro
|
|
|
|
cp = file_name + strlen( (char*) file_name ) - 2;
|
|
/* Pipe case. */
|
|
- if ( *file_name == '|' )
|
|
+ if ( *file_name == '|' && 0 /* BOLLOCKS ARE WE DOING THIS ANY MORE */)
|
|
{
|
|
int thepid; /* PID from my_popen */
|
|
if ( (fp = my_popen( file_name + 1, mode, &thepid )) == NULL )
|
|
@@ -203,9 +206,10 @@ rle_open_f_noexit(const char * const pro
|
|
}
|
|
|
|
/* Compress case. */
|
|
- else if ( cp > file_name && *cp == '.' && *(cp + 1) == 'Z' )
|
|
+ else if ( /* SMOKING SOMETHING */ 0 && cp > file_name && *cp == '.' && *(cp + 1) == 'Z' )
|
|
{
|
|
int thepid; /* PID from my_popen. */
|
|
+ overflow_add(20, strlen(file_name));
|
|
combuf = (char *)malloc( 20 + strlen( file_name ) );
|
|
if ( combuf == NULL )
|
|
{
|
|
diff -up netpbm-10.35.46/urt/rle_putcom.c.security netpbm-10.35.46/urt/rle_putcom.c
|
|
--- netpbm-10.35.46/urt/rle_putcom.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/rle_putcom.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -14,6 +14,8 @@
|
|
* If you modify this software, you should include a notice giving the
|
|
* name of the person performing the modification, the date of modification,
|
|
* and the reason for such modification.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
/*
|
|
* rle_putcom.c - Add a picture comment to the header struct.
|
|
@@ -98,12 +100,14 @@ rle_putcom(const char * const value,
|
|
const char * v;
|
|
const char ** old_comments;
|
|
int i;
|
|
- for (i = 2, cp = the_hdr->comments; *cp != NULL; ++i, ++cp)
|
|
+ for (i = 2, cp = the_hdr->comments; *cp != NULL; ++i, ++cp) {
|
|
+ overflow_add(i, 1);
|
|
if (match(value, *cp) != NULL) {
|
|
v = *cp;
|
|
*cp = value;
|
|
return v;
|
|
}
|
|
+ }
|
|
/* Not found */
|
|
/* Can't realloc because somebody else might be pointing to this
|
|
* comments block. Of course, if this were true, then the
|
|
diff -up netpbm-10.35.46/urt/Runput.c.security netpbm-10.35.46/urt/Runput.c
|
|
--- netpbm-10.35.46/urt/Runput.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/Runput.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -17,6 +17,8 @@
|
|
*
|
|
* Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire
|
|
* to have all "void" functions so declared.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
/*
|
|
* Runput.c - General purpose Run Length Encoding.
|
|
@@ -202,9 +204,11 @@ RunSetup(rle_hdr * the_hdr)
|
|
if ( the_hdr->background != 0 )
|
|
{
|
|
register int i;
|
|
- register rle_pixel *background =
|
|
- (rle_pixel *)malloc( (unsigned)(the_hdr->ncolors + 1) );
|
|
+ register rle_pixel *background;
|
|
register int *bg_color;
|
|
+
|
|
+ overflow_add(the_hdr->ncolors,1);
|
|
+ background = (rle_pixel *)malloc( (unsigned)(the_hdr->ncolors + 1) );
|
|
/*
|
|
* If even number of bg color bytes, put out one more to get to
|
|
* 16 bit boundary.
|
|
@@ -224,7 +228,7 @@ RunSetup(rle_hdr * the_hdr)
|
|
/* Big-endian machines are harder */
|
|
register int i, nmap = (1 << the_hdr->cmaplen) *
|
|
the_hdr->ncmap;
|
|
- register char *h_cmap = (char *)malloc( nmap * 2 );
|
|
+ register char *h_cmap = (char *)malloc2( nmap, 2 );
|
|
if ( h_cmap == NULL )
|
|
{
|
|
fprintf( stderr,
|
|
diff -up netpbm-10.35.46/urt/scanargs.c.security netpbm-10.35.46/urt/scanargs.c
|
|
--- netpbm-10.35.46/urt/scanargs.c.security 2008-06-24 08:59:24.000000000 +0200
|
|
+++ netpbm-10.35.46/urt/scanargs.c 2008-06-24 09:04:21.000000000 +0200
|
|
@@ -38,6 +38,8 @@
|
|
*
|
|
* Modified at BRL 16-May-88 by Mike Muuss to avoid Alliant STDC desire
|
|
* to have all "void" functions so declared.
|
|
+ *
|
|
+ * 2002-12-19: Fix maths wrapping bugs. Alan Cox <alan@redhat.com>
|
|
*/
|
|
|
|
#include "rle.h"
|
|
@@ -65,8 +67,8 @@ typedef int *ptr;
|
|
/*
|
|
* Storage allocation macros
|
|
*/
|
|
-#define NEW( type, cnt ) (type *) malloc( (cnt) * sizeof( type ) )
|
|
-#define RENEW( type, ptr, cnt ) (type *) realloc( ptr, (cnt) * sizeof( type ) )
|
|
+#define NEW( type, cnt ) (type *) malloc2( (cnt) , sizeof( type ) )
|
|
+#define RENEW( type, ptr, cnt ) (type *) realloc2( ptr, (cnt), sizeof( type ) )
|
|
|
|
#if defined(c_plusplus) && !defined(USE_PROTOTYPES)
|
|
#define USE_PROTOTYPES
|
|
diff -up netpbm-10.35.60/converter/other/xwdtopnm.c.security netpbm-10.35.60/converter/other/xwdtopnm.c
|
|
--- netpbm-10.35.60/converter/other/xwdtopnm.c.security 2009-02-15 13:04:43.000000000 +0100
|
|
+++ netpbm-10.35.60/converter/other/xwdtopnm.c 2009-02-16 12:15:50.000000000 +0100
|
|
@@ -214,6 +214,10 @@ processX10Header(X10WDFileHeader * cons
|
|
*colorsP = pnm_allocrow( 2 );
|
|
PNM_ASSIGN1( (*colorsP)[0], 0 );
|
|
PNM_ASSIGN1( (*colorsP)[1], *maxvalP );
|
|
+ overflow_add(h10P->pixmap_width, 15);
|
|
+ if(h10P->pixmap_width < 0)
|
|
+ pm_error("assert: negative width");
|
|
+ overflow2((((h10P->pixmap_width + 15) / 16) * 16 - h10P->pixmap_width), 8);
|
|
*padrightP =
|
|
(((h10P->pixmap_width + 15) / 16) * 16 - h10P->pixmap_width) * 8;
|
|
*bits_per_itemP = 16;
|
|
@@ -608,6 +612,7 @@ processX11Header(X11WDFileHeader * cons
|
|
|
|
*colsP = h11FixedP->pixmap_width;
|
|
*rowsP = h11FixedP->pixmap_height;
|
|
+ overflow2(h11FixedP->bytes_per_line, 8);
|
|
*padrightP =
|
|
h11FixedP->bytes_per_line * 8 -
|
|
h11FixedP->pixmap_width * h11FixedP->bits_per_pixel;
|