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Gentoo Linux Security Advisory                           GLSA 201301-04
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                                            http://security.gentoo.org/
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 Severity: High
    Title: dhcpcd: Arbitrary code execution
     Date: January 09, 2013
     Bugs: #362459
       ID: 201301-04

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Synopsis
========

A vulnerability has been found in dhcpcd, allowing remote attackers to
execute arbitrary code on the DHCP client.

Background
==========

dhcpcd is a fully featured, yet light weight RFC2131 compliant DHCP
client.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/dhcpcd              < 5.2.12                  >= 5.2.12

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

A vulnerability has been discovered in dhcpcd. Please review the CVE
identifier referenced below for details.

Impact
======

The vulnerability might allow an attacker to execute arbitrary code on
the DHCP client.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All dhcpcd users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/dhcpcd-5.2.12"

References
==========

[ 1 ] CVE-2011-0996
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0996

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

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

 http://security.gentoo.org/glsa/glsa-201301-04.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

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