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Gentoo Linux Security Advisory                           GLSA 201206-10
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: ejabberd: Multiple Denial of Service vulnerabilities
     Date: June 21, 2012
     Bugs: #308047, #370201, #386075
       ID: 201206-10

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Synopsis
========

Multiple vulnerabilities have been found in ejabberd, the worst of
which allowing for remote Denial of Service.

Background
==========

ejabberd is the Erlang jabber daemon.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-im/ejabberd              < 2.1.9                    >= 2.1.9

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

Multiple vulnerabilities have been discovered in ejabberd. Please
review the CVE identifiers referenced below for details.

Impact
======

ejabberd allows remote attackers to cause a Denial of Service condition
with the result of either crashing the daemon or the whole system by
causing memory and CPU consumption.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All ejabberd users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-im/ejabberd-2.1.9"

References
==========

[ 1 ] CVE-2010-0305
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2010-0305
[ 2 ] CVE-2011-1753
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1753
[ 3 ] CVE-2011-4320
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4320

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

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

 http://security.gentoo.org/glsa/glsa-201206-10.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
https://bugs.gentoo.org.

License
=======

Copyright 2012 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