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Gentoo: GLSA 201502-08 Moderate: Libav Code Execution And DoS

gentoo
Calendar Grey February 7, 2015
Dist Gentoo Esm H88
The GLSA 201502-08 warns of crucial vulnerabilities in the Libav multimedia library, which could allow for remote code execution and DoS attacks. Users must upgrade to fixed versions to secure their systems.
Multiple vulnerabilities have been found in Libav, allowing attackers to execute arbitrary code or cause Denial of Service.

Summary

Multiple vulnerabilities have been discovered in Libav. Please review the CVE identifiers referenced below for details.

Topics%20covered

Topics Covered

security advisory Gentoo software update code execution DoS vulnerability Libav

Resolution

All Libav users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=media-video/libav-9.17"

References

[ 1 ] CVE-2011-3934 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-3934 [ 2 ] CVE-2011-3935 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-3935 [ 3 ] CVE-2011-3946 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-3946 [ 4 ] CVE-2013-0848 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0848 [ 5 ] CVE-2013-0851 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0851 [ 6 ] CVE-2013-0852 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0852 [ 7 ] CVE-2013-0860 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0860 [ 8 ] CVE-2013-0868 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-0868 [ 9 ] CVE-2013-3672 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-3672 [ 10 ] CVE-2013-3674 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-3674 [ 11 ] CVE-2014-4609 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4609 [ 12 ] Libav News November 2, 2013

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201502-08
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity: Normal
Title: Libav: Multiple vulnerabilities
Date: February 07, 2015
Bugs: #492582, #515234, #531832
ID: 201502-08

Topics%20covered

Topics Covered

security advisory Gentoo software update code execution DoS vulnerability Libav

Synopsis

Multiple vulnerabilities have been found in Libav, allowing attackersto execute arbitrary code or cause Denial of Service.

Background

Libav is a complete solution to record, convert and stream audio and video.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 media-video/libav < 9.17 >= 9.17

Impact

===== A remote attacker could entice a user to open a specially crafted media file in an application linked against Libav, possibly resulting in execution of arbitrary code with the privileges of the application or a Denial of Service condition.

Workaround

There is no known workaround at this time.

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