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

Background
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Ventrilo is a Voice over IP group communication server.

Affected packages
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    -------------------------------------------------------------------
     Package                          /  Vulnerable  /      Unaffected
    -------------------------------------------------------------------
  1  media-sound/ventrilo-server-bin       < 3.0.3            >=3D 3.0.3

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

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

Workaround
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There is no known workaround at this time.

Resolution
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All Ventrilo users should upgrade to the latest version:

 # emerge --sync
 # emerge --ask --oneshot --verbose
">=3Dmedia-sound/ventrilo-server-bin-3.0.3"

References
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  [ 1 ] CVE-2008-3680
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=3DCVE-2008-3680

Availability
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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?
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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
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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