An IPsec-Tools security update has been released for Gentoo Linux

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Gentoo Linux Security Advisory GLSA 200503-33
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http://security.gentoo.org/
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Severity: Normal
Title: IPsec-Tools: racoon Denial of Service
Date: March 25, 2005
Bugs: #84479
ID: 200503-33

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Synopsis
=======

IPsec-Tools' racoon is affected by a remote Denial of Service vulnerability.



Background
=========

IPsec-Tools is a port of KAME's implementation of the IPsec utilities. It contains a collection of network monitoring tools, including racoon, ping, and ping6.

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

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Package / Vulnerable / Unaffected
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1 net-firewall/ipsec-tools < 0.5-r1 *>= 0.4-r1
>= 0.5-r1

Description
==========

Sebastian Krahmer has reported a potential remote Denial of Service vulnerability in the ISAKMP header parsing code of racoon.

Impact
=====

An attacker could possibly cause a Denial of Service of racoon using a specially crafted ISAKMP packet.

Workaround
=========

There is no known workaround at this time.

Resolution
=========

All IPsec-Tools users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-firewall/ipsec-tools-0.4-r1"

References
=========

[ 1 ] CAN-2005-0398
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2005-0398
[ 2 ] ipsec-tools-devel posting
http://sourceforge.net/mailarchive/forum.php?thread_id=6787713&forum_id=32000

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

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

http://security.gentoo.org/glsa/glsa-200503-33.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 2005 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