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Gentoo Linux Security Advisory                           GLSA 201309-13
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: GNU ZRTP: Multiple vulnerabilities
     Date: September 24, 2013
     Bugs: #481228
       ID: 201309-13

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Synopsis
========

Multiple vulnerabilities have been found in GNU ZRTP, some of which may
allow execution of arbitrary code.

Background
==========

GNU ZRTP is a C++ implementation of the ZRTP protocol.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-libs/libzrtpcpp          < 2.3.4                    >= 2.3.4

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

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

Impact
======

A remote attacker could possibly execute arbitrary code with the
privileges of the process, cause a Denial of Service condition, or
obtain sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All GNU ZRTP users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-libs/libzrtpcpp-2.3.4"

References
==========

[ 1 ] CVE-2013-2221
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2221
[ 2 ] CVE-2013-2222
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2222
[ 3 ] CVE-2013-2223
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2223

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

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

 http://security.gentoo.org/glsa/glsa-201309-13.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
https://bugs.gentoo.org.

License
=======

Copyright 2013 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