Gentoo: 201312-11 Normal: Win32 Codecs Arbitrary Code Execution Advisory
gentoo
December 16, 2013
A buffer overflow vulnerability in Win32 Codecs can potentially allow for user-assisted arbitrary code execution.
Summary
A heap-based buffer overflow exists when handling Shockwave Flash files.
Topics Covered
Resolution
Gentoo has discontinued support for Win32 Codecs. We recommend that
users unmerge Win32 Codecs:
# emerge --unmerge "media-libs/win32codecs"
References
[ 1 ] CVE-2007-5400 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-5400
Availability
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201312-11
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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.
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Severity: Normal
Title: Win32 Codecs: User-assisted execution of arbitrary code
Date: December 16, 2013
Bugs: #232999
ID: 201312-11
Topics Covered
Background
Win32 Codecs is a set of Windows audio and video playback codecs.
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Affected Packages
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-libs/win32codecs <= 20071007-r4 Vulnerable!
-------------------------------------------------------------------
NOTE: Certain packages are still vulnerable. Users should migrate
to another package if one is available or wait for the
existing packages to be marked stable by their
architecture maintainers.
Impact
=====
A remote attacker could entice a user to open a specially crafted Flash
file using a package linked against Win32 Codecs, possibly resulting in
execution of arbitrary code with the privileges of the process or a
Denial of Service condition.
Workaround
There is no known workaround at this time.
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