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[gentoo-announce] [ GLSA 201301-06 ] ISC DHCP: Denial of Service

Posted on 09 January 2013
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201301-06
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http://security.gentoo.org/
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Severity: Normal
Title: ISC DHCP: Denial of Service
Date: January 09, 2013
Bugs: #362453, #378799, #393617, #398763, #428120, #434880
ID: 201301-06

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Synopsis
========
Multiple vulnerabilities have been found in ISC DHCP, the worst of
which may allow remote Denial of Service.

Background
==========
ISC DHCP is a Dynamic Host Configuration Protocol (DHCP) client/server.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/dhcp < 4.2.4_p2 >= 4.2.4_p2

Description
===========
Multiple vulnerabilities have been discovered in ISC DHCP. Please
review the CVE identifiers referenced below for details.

Impact
======
The vulnerabilities might allow remote attackers to execute arbitrary
code or cause a Denial of Service.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All ISC DHCP users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-misc/dhcp-4.2.4_p2"

References
==========
[ 1 ] CVE-2011-0997
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-0997
[ 2 ] CVE-2011-2748
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2748
[ 3 ] CVE-2011-2749
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2749
[ 4 ] CVE-2011-4539
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4539
[ 5 ] CVE-2011-4868
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4868
[ 6 ] CVE-2012-3570
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3570
[ 7 ] CVE-2012-3571
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3571
[ 8 ] CVE-2012-3954
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3954
[ 9 ] CVE-2012-3955
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-3955

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

http://security.gentoo.org/glsa/glsa-201301-06.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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