CVE-2012-2803 Information

Description

Double free vulnerability in the mpeg_decode_frame function in libavcodec/mpeg12.c in FFmpeg before 0.11 and Libav 0.7.x before 0.7.7 and 0.8.x before 0.8.5 has unknown impact and attack vectors related to resetting the data size value.

Reference

http://ffmpeg.org/security.html http://git.videolan.org/?p=ffmpeg.git;a=commitdiff;h=951cbea56fdc03ef96d07fbd7e5bed755d42ac8a http://libav.org/releases/libav-0.7.7.changelog http://libav.org/releases/libav-0.8.5.changelog http://secunia.com/advisories/50468 http://www.openwall.com/lists/oss-security/2012/08/31/3 http://www.openwall.com/lists/oss-security/2012/09/02/4 http://www.securityfocus.com/bid/55355 http://www.ubuntu.com/usn/USN-1705-1 http://www.ubuntu.com/usn/USN-1706-1