libavcodec/gifdec.c in FFmpeg before 2.4.2 does not properly compute image
heights, which allows remote attackers to cause a denial of service
(out-of-bounds access) or possibly have unspecified other impact via
crafted GIF data.
git.videolan.org/?p=ffmpeg.git;a=commit;h=8f1457864be8fb9653643519dea1c6492f1dde57
www.ffmpeg.org/security.html
launchpad.net/bugs/cve/CVE-2014-8547
nvd.nist.gov/vuln/detail/CVE-2014-8547
security-tracker.debian.org/tracker/CVE-2014-8547
ubuntu.com/security/notices/USN-2534-1
www.cve.org/CVERecord?id=CVE-2014-8547