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Gentoo Linux Security Advisory                           GLSA 201201-05
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                                            http://security.gentoo.org/
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 Severity: High
    Title: mDNSResponder: Multiple vulnerabilities
     Date: January 20, 2012
     Bugs: #290822
       ID: 201201-05

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Synopsis
========

Multiple vulnerabilities have been found in mDNSResponder, which could
lead to execution of arbitrary code with root privileges.

Background
==========

mDNSResponder is a component of Apple's Bonjour, an initiative for
zero-configuration networking.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/mDNSResponder       < 212.1                    >= 212.1

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

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

Impact
======

A local or remote attacker may be able to execute arbitrary code with
root privileges or cause a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All mDNSResponder users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose
 ">=net-misc/mDNSResponder-212.1"

NOTE: This is a legacy GLSA. Updates for all affected architectures are
available since November 21, 2009. It is likely that your system is
already no longer affected by this issue.

References
==========

[ 1 ] CVE-2007-2386
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-2386
[ 2 ] CVE-2007-3744
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-3744
[ 3 ] CVE-2007-3828
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2007-3828
[ 4 ] CVE-2008-0989
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-0989
[ 5 ] CVE-2008-2326
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-2326
[ 6 ] CVE-2008-3630
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2008-3630

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

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

 http://security.gentoo.org/glsa/glsa-201201-05.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


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