gimp/SOURCES/gimp-2.8.22-CVE-2017-17786.patch

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diff -urNp old/plug-ins/common/file-tga.c new/plug-ins/common/file-tga.c
--- old/plug-ins/common/file-tga.c 2018-01-04 12:36:22.333754882 +0100
+++ new/plug-ins/common/file-tga.c 2018-01-04 12:40:46.943070295 +0100
@@ -564,12 +564,17 @@ load_image (const gchar *filename,
}
break;
case TGA_TYPE_COLOR:
- if (info.bpp != 15 && info.bpp != 16 &&
- info.bpp != 24 && info.bpp != 32)
+ if ((info.bpp != 15 && info.bpp != 16 &&
+ info.bpp != 24 && info.bpp != 32) ||
+ ((info.bpp == 15 || info.bpp == 24) &&
+ info.alphaBits != 0) ||
+ (info.bpp == 16 && info.alphaBits != 1 &&
+ info.alphaBits != 0) ||
+ (info.bpp == 32 && info.alphaBits != 8))
{
- g_message ("Unhandled sub-format in '%s' (type = %u, bpp = %u)",
+ g_message ("Unhandled sub-format in '%s' (type = %u, bpp = %u, alpha = %u)",
gimp_filename_to_utf8 (filename),
- info.imageType, info.bpp);
+ info.imageType, info.bpp, info.alphaBits);
return -1;
}
break;