Multiple integer overflows in the process_frame_obj function in libavcodec/sanm.c in FFmpeg before 1.1.2 allow remote attackers to have an unspecified impact via crafted image dimensions in LucasArts Smush video data, which triggers an out-of-bounds array access.
https://security.gentoo.org/glsa/201603-06
http://www.ffmpeg.org/security.html
http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=f4fb841ad13bab66d4fb0c7ff2a94770df7815d8