CVE-2014-9668 Information

Description

The woff_open_font function in sfnt/sfobjs.c in FreeType before 2.5.4 proceeds with offset+length calculations without restricting length values which allows remote attackers to cause a denial of service (integer overflow and heap-based buffer overflow) or possibly have unspecified other impact via a crafted Web Open Font Format (WOFF) file.

Reference

http://code.google.com/p/google-security-research/issues/detail?id=164 http://git.savannah.gnu.org/cgit/freetype/freetype2.git/commit/?id=f46add13895337ece929b18bb8f036431b3fb538 http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150148.html http://lists.fedoraproject.org/pipermail/package-announce/2015-February/150162.html http://lists.opensuse.org/opensuse-updates/2015-03/msg00091.html http://www.securityfocus.com/bid/72986 http://www.ubuntu.com/usn/USN-2510-1 http://www.ubuntu.com/usn/USN-2739-1 https://security.gentoo.org/glsa/201503-05