CVE-2011-3952 Information

Description

The decode_init function in kmvc.c in libavcodec in FFmpeg before 0.10 and in Libav 0.5.x before 0.5.9 0.6.x before 0.6.6 0.7.x before 0.7.6 and 0.8.x before 0.8.1 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a large palette size in a KMVC encoded file.

Reference

http://ffmpeg.org/ http://git.libav.org/?p=libav.git;a=commit;h=386741f887714d3e46c9e8fe577e326a7964037b http://libav.org/ http://www.debian.org/security/2012/dsa-2494 http://www.ubuntu.com/usn/USN-1479-1