GLSA 200605-02 X.Org: Buffer overflow in XRender extension
Posted on: 05/02/2006 10:12 PM

A new security update has been released for Gentoo Linux - X.Org: Buffer overflow in XRender extension. Here the announcement:

Gentoo Linux Security Advisory GLSA 200605-02
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http://security.gentoo.org/
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Severity: High
Title: X.Org: Buffer overflow in XRender extension
Date: May 02, 2006
Bugs: #130979
ID: 200605-02

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Synopsis
========

A buffer overflow in the XRender extension potentially allows any X.Org
user to execute arbitrary code with elevated privileges.

Background
==========

X.Org is X.Org Foundation's public implementation of the X Window
System.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-base/xorg-x11 lt; 6.8.2-r7 gt;= 6.8.2-r7

Description
===========

X.Org miscalculates the size of a buffer in the XRender extension.

Impact
======

An X.Org user could exploit this issue to make the X server execute
arbitrary code with elevated privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All X.Org users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=x11-base/xorg-x11-6.8.2-r7"

References
==========

[ 1 ] CVE-2006-1526
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-1526

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

http://security.gentoo.org/glsa/glsa-200605-02.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 2006 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/2.0



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