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Ubuntu alert USN-1320-1 (ffmpeg)
========================================================================== Ubuntu Security Notice USN-1320-1 January 05, 2012 ffmpeg vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 10.10 - Ubuntu 10.04 LTS Summary: FFmpeg could be made to crash or run programs as your login if it opened a specially crafted file. Software Description: - ffmpeg: multimedia player, server and encoder Details: Steve Manzuik discovered that FFmpeg incorrectly handled certain malformed Matroska files. If a user were tricked into opening a crafted Matroska 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-2011-3504) Phillip Langlois discovered that FFmpeg incorrectly handled certain malformed QDM2 streams. If a user were tricked into opening a crafted QDM2 stream 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-2011-4351) Phillip Langlois discovered that FFmpeg incorrectly handled certain malformed VP3 streams. If a user were tricked into opening a crafted 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. This issue only affected Ubuntu 10.10. (CVE-2011-4352) Phillip Langlois discovered that FFmpeg incorrectly handled certain malformed VP5 and VP6 streams. If a user were tricked into opening a crafted 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-2011-4353) It was discovered that FFmpeg incorrectly handled certain malformed VMD files. If a user were tricked into opening a crafted VMD 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-2011-4364) Phillip Langlois discovered that FFmpeg incorrectly handled certain malformed SVQ1 streams. If a user were tricked into opening a crafted SVQ1 stream 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-2011-4579) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 10.10: libavcodec52 4:0.6-2ubuntu6.3 libavformat52 4:0.6-2ubuntu6.3 Ubuntu 10.04 LTS: libavcodec52 4:0.5.1-1ubuntu1.3 libavformat52 4:0.5.1-1ubuntu1.3 In general, a standard system update will make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1320-1 CVE-2011-3504, CVE-2011-4351, CVE-2011-4352, CVE-2011-4353, CVE-2011-4364, CVE-2011-4579 Package Information: https://launchpad.net/ubuntu/+source/ffmpeg/4:0.6-2ubuntu6.3 https://launchpad.net/ubuntu/+source/ffmpeg/4:0.5.1-1ubun... -- ubuntu-security-announce mailing list ubuntu-security-announce@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security... (Log in to post comments)
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