A new security update has been released for Gentoo Linux - Pan: User-assisted execution of arbitrary code. Here the announcement:
"Gentoo Linux Security Advisory GLSA 200807-15
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http://security.gentoo.org/=

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Severity: Normal
Title: Pan: User-assisted execution of arbitrary code
Date: July 31, 2008
Bugs: #224051
ID: 200807-15

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Synopsis
========

A buffer overflow vulnerability in Pan may allow remote attacker to
execute arbitrary code.

Background
==========

Pan is a newsreader for the GNOME desktop.

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

-------------------------------------------------------------------=

Package / Vulnerable / Unaffected
-------------------------------------------------------------------=

1 net-nntp/pan < 0.132-r3 >= 0.132-r=
3
*>= 0.14.2.91-r=
2
== 0.1=
4.2

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

Pavel Polischouk reported a boundary error in the PartsBatch class when
processing .nzb files.

Impact
======

A remote attacker could entice a user to open a specially crafted .nzb
file, possibly resulting in the remote execution of arbitrary code with
the privileges of the user running the application.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Pan users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-nntp/pan-0.132-r3"

References
==========

[ 1 ] CVE-2008-2363
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-2363

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

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

http://security.gentoo.org/glsa/glsa-200807-15.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
"


GLSA 200806-05 cbrPager: User-assisted execution of arbitrary code
A week of user-created echochrome levels starts tomorrow
GLSA 200805-22 MPlayer: User-assisted execution of arbitrary code