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https://git.in.rschanz.org/ryan77627/guix.git
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22 lines
656 B
Diff
22 lines
656 B
Diff
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Copied from Fedora.
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http://pkgs.fedoraproject.org/cgit/libwmf.git/tree/libwmf-0.2.8.4-CAN-2004-0941.patch
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--- libwmf-0.2.8.4/src/extra/gd/gd_png.c 2004-11-11 14:02:37.407589824 -0500
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+++ libwmf-0.2.8.4/src/extra/gd/gd_png.c 2004-11-11 14:04:29.672522960 -0500
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@@ -188,6 +188,14 @@
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png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
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&interlace_type, NULL, NULL);
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+ if (overflow2(sizeof (int), width))
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+ {
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+ return NULL;
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+ }
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+ if (overflow2(sizeof (int) * width, height))
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+ {
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+ return NULL;
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+ }
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if ((color_type == PNG_COLOR_TYPE_RGB) ||
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(color_type == PNG_COLOR_TYPE_RGB_ALPHA))
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{
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