[ GLSA 201201-05 ] mDNSResponder: Multiple vulnerabilities

[Sean Amoss <ackle () gentoo org>]

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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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