49 lines
2.3 KiB
Diff
49 lines
2.3 KiB
Diff
diff -up ghostscript-8.60/jasper/src/libjasper/jp2/jp2_cod.c.CVE-2007-2721 ghostscript-8.60/jasper/src/libjasper/jp2/jp2_cod.c
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--- ghostscript-8.60/jasper/src/libjasper/jp2/jp2_cod.c.CVE-2007-2721 2006-02-08 06:21:28.000000000 +0000
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+++ ghostscript-8.60/jasper/src/libjasper/jp2/jp2_cod.c 2007-10-23 14:15:01.000000000 +0100
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@@ -247,7 +247,7 @@ jp2_box_t *jp2_box_get(jas_stream_t *in)
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box = 0;
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tmpstream = 0;
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- if (!(box = jas_malloc(sizeof(jp2_box_t)))) {
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+ if (!(box = jas_calloc(1, sizeof(jp2_box_t)))) {
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goto error;
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}
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box->ops = &jp2_boxinfo_unk.ops;
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diff -up ghostscript-8.60/jasper/src/libjasper/jpc/jpc_cs.c.CVE-2007-2721 ghostscript-8.60/jasper/src/libjasper/jpc/jpc_cs.c
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--- ghostscript-8.60/jasper/src/libjasper/jpc/jpc_cs.c.CVE-2007-2721 2006-02-08 06:21:28.000000000 +0000
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+++ ghostscript-8.60/jasper/src/libjasper/jpc/jpc_cs.c 2007-10-23 14:15:01.000000000 +0100
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@@ -991,7 +991,10 @@ static int jpc_qcx_getcompparms(jpc_qcxc
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compparms->numstepsizes = (len - n) / 2;
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break;
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}
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-if (compparms->numstepsizes > 0) {
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+if (compparms->numstepsizes > 3 * JPC_MAXRLVLS + 1) {
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+ jpc_qcx_destroycompparms(compparms);
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+ return -1;
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+ } else if (compparms->numstepsizes > 0) {
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compparms->stepsizes = jas_malloc(compparms->numstepsizes *
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sizeof(uint_fast32_t));
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assert(compparms->stepsizes);
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diff -up ghostscript-8.60/jasper/src/libjasper/jpc/jpc_dec.c.CVE-2007-2721 ghostscript-8.60/jasper/src/libjasper/jpc/jpc_dec.c
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--- ghostscript-8.60/jasper/src/libjasper/jpc/jpc_dec.c.CVE-2007-2721 2006-12-06 22:25:01.000000000 +0000
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+++ ghostscript-8.60/jasper/src/libjasper/jpc/jpc_dec.c 2007-10-23 14:15:01.000000000 +0100
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@@ -1219,7 +1219,7 @@ static int jpc_dec_process_siz(jpc_dec_t
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dec->numhtiles = JPC_CEILDIV(dec->xend - dec->tilexoff, dec->tilewidth);
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dec->numvtiles = JPC_CEILDIV(dec->yend - dec->tileyoff, dec->tileheight);
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dec->numtiles = dec->numhtiles * dec->numvtiles;
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- if (!(dec->tiles = jas_malloc(dec->numtiles * sizeof(jpc_dec_tile_t)))) {
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+ if (!(dec->tiles = jas_calloc(dec->numtiles, sizeof(jpc_dec_tile_t)))) {
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return -1;
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}
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@@ -1243,7 +1243,7 @@ static int jpc_dec_process_siz(jpc_dec_t
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tile->pkthdrstreampos = 0;
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tile->pptstab = 0;
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tile->cp = 0;
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- if (!(tile->tcomps = jas_malloc(dec->numcomps *
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+ if (!(tile->tcomps = jas_calloc(dec->numcomps,
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sizeof(jpc_dec_tcomp_t)))) {
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return -1;
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}
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