libavcodec/iff.c in FFMpeg before 1.1.14, 1.2.x before 1.2.8, 2.2.x before 2.2.7, and 2.3.x before 2.3.2 allows remote attackers to have unspecified impact via a crafted iff image, which triggers an out-of-bounds array access, related to the rgb8 and rgbn formats.
https://www.ffmpeg.org/security.html
https://security.gentoo.org/glsa/201603-06
http://www.openwall.com/lists/oss-security/2014/08/16/6
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=abc1fa7c5a1dca1345b9471b81cfcda00c56220d