full-disclosure - [ GLSA 200904-13 ] Ventrilo: Denial of Service

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Message-ID: <49E4F2E7.9070207@gentoo.org>
Date: Tue, 14 Apr 2009 22:32:39 +0200
From: Pierre-Yves Rofes <py@...too.org>
To: gentoo-announce@...too.org
Cc: full-disclosure@...ts.grok.org.uk, bugtraq@...urityfocus.com,
	security-alerts@...uxsecurity.com
Subject: [ GLSA 200904-13 ] Ventrilo: Denial of Service

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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@...too.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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