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[gentoo-announce] [ GLSA 201409-03 ] dhcpcd: Denial of service

Posted on 03 September 2014
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201409-03
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http://security.gentoo.org/
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Severity: Normal
Title: dhcpcd: Denial of service
Date: September 03, 2014
Bugs: #518596
ID: 201409-03

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Synopsis
========
A vulnerability in dhcpcd can lead to a Denial of Service condition.

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

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-misc/dhcpcd < 6.4.3 >= 6.4.3

Description
===========
A vulnerability has been discovered in dhcpcd. A malicious dhcp server
can set flags as part of the dhcp reply that can cause a Denial of
Service condition.

Impact
======
A remote attacker can cause a Denial of Service condition.

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-6.4.3"

References
==========
[ 1 ] CVE-2014-6060
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-6060

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

http://security.gentoo.org/glsa/glsa-201409-03.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 2014 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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