Provide references for CVE-2011-3947.
Where can I find more information about CVE-2011-3947?
References are available at: http://www.ubuntu.com/usn/USN-1479-1, http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4dcede622e5, http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=b57d262412204e54a7ef8fa1b23ff4dcede622e5, http://secunia.com/advisories/49089, http://ffmpeg.org/, http://www.debian.org/security/2012/dsa-2471, http://libav.org/.