guix/gnu/packages/patches/libwmf-CVE-2007-3473.patch
Mark H Weaver f956d661ad gnu: libwmf: Add fixes for several security flaws.
* gnu/packages/patches/libwmf-CAN-2004-0941.patch,
  gnu/packages/patches/libwmf-CVE-2007-0455.patch,
  gnu/packages/patches/libwmf-CVE-2007-2756.patch,
  gnu/packages/patches/libwmf-CVE-2007-3472.patch,
  gnu/packages/patches/libwmf-CVE-2007-3473.patch,
  gnu/packages/patches/libwmf-CVE-2007-3477.patch,
  gnu/packages/patches/libwmf-CVE-2009-3546.patch: New files.
* gnu/packages/patches/libwmf-CVE-2015-0848+4588+4695+4696.patch: Delete
  file.  Replace with ...
* gnu/packages/patches/libwmf-CVE-2015-0848+CVE-2015-4588.patch,
  gnu/packages/patches/libwmf-CVE-2015-4695.patch,
  gnu/packages/patches/libwmf-CVE-2015-4696.patch: ... these new files.
* gnu-system.am (dist_patch_DATA): Adjust accordingly.
* gnu/packages/image.scm (libwmf)[source]: Adjust set of patches.
2015-10-08 10:46:30 -04:00

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Diff

Copied from Fedora.
http://pkgs.fedoraproject.org/cgit/libwmf.git/tree/libwmf-0.2.8.4-CVE-2007-3473.patch
--- libwmf-0.2.8.4/src/extra/gd/gd.c
+++ libwmf-0.2.8.4/src/extra/gd/gd.c
@@ -2483,6 +2483,10 @@ BGD_DECLARE(gdImagePtr) gdImageCreateFromXbm (FILE * fd)
}
bytes = (w * h / 8) + 1;
im = gdImageCreate (w, h);
+ if (!im) {
+ return 0;
+ }
+
gdImageColorAllocate (im, 255, 255, 255);
gdImageColorAllocate (im, 0, 0, 0);
x = 0;