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[gentoo-announce] [ GLSA 200904-13 ] Ventrilo: Denial of Service

Posted on 14 April 2009
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 200904-13
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http://security.gentoo.org/
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Severity: Normal
Title: Ventrilo: Denial of Service
Date: April 14, 2009
Bugs: #234819
ID: 200904-13

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Synopsis
========
A vulnerability has been discovered in Ventrilo, allowing for a Denial
of Service.

Background
==========
Ventrilo is a Voice over IP group communication server.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-sound/ventrilo-server-bin < 3.0.3 >= 3.0.3

Description
===========
Luigi Auriemma reported a NULL pointer dereference in Ventrilo when
processing packets with an invalid version number followed by another
packet.

Impact
======
A remote attacker could send specially crafted packets to the server,
resulting in a crash.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All Ventrilo users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose
">=media-sound/ventrilo-server-bin-3.0.3"

References
==========
[ 1 ] CVE-2008-3680
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-3680

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

http://security.gentoo.org/glsa/glsa-200904-13.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 2009 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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