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--- libwmf-0.2.8.4/src/extra/gd/gd_png.c 2004-11-11 14:02:37.407589824 -0500
+++ libwmf-0.2.8.4/src/extra/gd/gd_png.c 2004-11-11 14:04:29.672522960 -0500
@@ -188,6 +188,14 @@
png_get_IHDR (png_ptr, info_ptr, &width, &height, &bit_depth, &color_type,
&interlace_type, NULL, NULL);
+ if (overflow2(sizeof (int), width))
+ {
+ return NULL;
+ }
+ if (overflow2(sizeof (int) * width, height))
+ {
+ return NULL;
+ }
if ((color_type == PNG_COLOR_TYPE_RGB) ||
(color_type == PNG_COLOR_TYPE_RGB_ALPHA))
{
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