Debian: DSA-2471-1: ffmpeg security update

Several vulnerabilities have been discovered in FFmpeg, a multimedia player, server and encoder. Multiple input validations in the decoders/ demuxers for Westwood Studios VQA, Apple MJPEG-B, Theora, Matroska, Vorbis, Sony ATRAC3, DV, NSV, files could lead to the execution of

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Debian Security Advisory DSA-2471-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
http://www.debian.org/security/                        Moritz Muehlenhoff
May 13, 2012                           http://www.debian.org/security/faq
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Package        : ffmpeg
Vulnerability  : several
Problem type   : local(remote)
Debian-specific: no
CVE ID         : CVE-2011-3892 CVE-2011-3893 CVE-2011-3895 CVE-2011-3929 
                 CVE-2011-3936 CVE-2011-3940 CVE-2011-3947 CVE-2012-0853 
                 CVE-2012-0947

Several vulnerabilities have been discovered in FFmpeg, a multimedia 
player, server and encoder. Multiple input validations in the decoders/
demuxers for Westwood Studios VQA, Apple MJPEG-B, Theora, Matroska, 
Vorbis, Sony ATRAC3, DV, NSV, files could lead to the execution of
arbitrary code.

These issues were discovered by Aki Helin, Mateusz Jurczyk, Gynvael 
Coldwind, and Michael Niedermayer.

For the stable distribution (squeeze), this problem has been fixed in
version 4:0.5.8-1.

For the unstable distribution (sid), this problem has been fixed in
version 6:0.8.2-1 of libav.

We recommend that you upgrade your ffmpeg packages.

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: http://www.debian.org/security/

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