GLSA 200801-04 OpenAFS: Denial of Service
Posted on: 01/10/2008 12:15 AM

A new security update has been released for Gentoo Linux - OpenAFS: Denial of Service. Here the announcement:

Gentoo Linux Security Advisory GLSA 200801-04
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http://security.gentoo.org/
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Severity: Normal
Title: OpenAFS: Denial of Service
Date: January 09, 2008
Bugs: #203573
ID: 200801-04

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Synopsis
========

A Denial of Service vulnerability has been discovered in OpenAFS.

Background
==========

OpenAFS is a distributed network filesystem.

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

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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-fs/openafs lt; 1.4.6 gt;= 1.4.6

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

Russ Allbery, Jeffrey Altman, Dan Hyde and Thomas Mueller discovered a
race condition due to an improper handling of the clients callbacks
lists.

Impact
======

A remote attacker could construct cases which trigger the race
condition, resulting in a server crash.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All OpenAFS users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=net-fs/openafs-1.4.6"

References
==========

[ 1 ] CVE-2007-6599
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6599

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

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

http://security.gentoo.org/glsa/glsa-200801-04.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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