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Gentoo Linux Security Advisory GLSA 200812-01
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http://security.gentoo.org/
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Severity: Normal
Title: OptiPNG: User-assisted execution of arbitrary code
Date: December 02, 2008
Bugs: #246522
ID: 200812-01
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Synopsis
=======
A vulnerability in OptiPNG might result in user-assisted execution of
arbitrary code.
Background
=========
OptiPNG is a PNG optimizer that recompresses image files to a smaller
size, without losing any information.
Affected packages
================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-gfx/optipng < 0.6.2 >= 0.6.2
Description
==========
A buffer overflow in the BMP reader in OptiPNG has been reported.
Impact
=====
A remote attacker could entice a user to process a specially crafted
BMP image, possibly resulting in the execution of arbitrary code with
the privileges of the user running the application, or a Denial of
Service.
Workaround
=========
There is no known workaround at this time.
Resolution
=========
All OptiPNG users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=media-gfx/optipng-0.6.2"
References
=========
[ 1 ] CVE-2008-5101
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5101
Availability
===========
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-200812-01.xml
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
http://bugs.gentoo.org.
License
======
Copyright 2008 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
http://creativecommons.org/licenses/by-sa/2.5
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