FFmpeg could be made to crash or run programs as your login if it opened a specially crafted file.
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed DV files. If a user were tricked into opening a crafted DV file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3929, CVE-2011-3936)
18 June 2012
A security issue affects these releases of Ubuntu and its derivatives:
FFmpeg could be made to crash or run programs as your login if it opened a specially crafted file.
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed DV files. If a user were tricked into opening a crafted DV file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3929, CVE-2011-3936)
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed NSV files. If a user were tricked into opening a crafted NSV file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3940)
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed MJPEG-B files. If a user were tricked into opening a crafted MJPEG-B file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3947)
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed DPCM files. If a user were tricked into opening a crafted DPCM file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3951)
Mateusz Jurczyk and Gynvael Coldwind discovered that FFmpeg incorrectly handled certain malformed KMVC files. If a user were tricked into opening a crafted KMVC file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2011-3952)
It was discovered that FFmpeg incorrectly handled certain malformed H.264 files. If a user were tricked into opening a crafted H.264 file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0851)
It was discovered that FFmpeg incorrectly handled certain malformed ADPCM files. If a user were tricked into opening a crafted ADPCM file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0852)
It was discovered that FFmpeg incorrectly handled certain malformed Atrac 3 files. If a user were tricked into opening a crafted Atrac 3 file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0853)
It was discovered that FFmpeg incorrectly handled certain malformed Shorten files. If a user were tricked into opening a crafted Shorten file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0858)
It was discovered that FFmpeg incorrectly handled certain malformed Vorbis files. If a user were tricked into opening a crafted Vorbis file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0859)
Fabian Yamaguchi discovered that FFmpeg incorrectly handled certain malformed VQA files. If a user were tricked into opening a crafted VQA file, an attacker could cause a denial of service via application crash, or possibly execute arbitrary code with the privileges of the user invoking the program. (CVE-2012-0947)
The problem can be corrected by updating your system to the following package versions:
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
This update uses a new upstream release of Libav, which includes additional bug fixes. In general, a standard system update will make all the necessary changes.
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