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Gentoo Linux Security Advisory GLSA 201412-33
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http://security.gentoo.org/
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Severity: High
Title: PowerDNS Recursor: Multiple vulnerabilities
Date: December 22, 2014
Bugs: #299942, #404377, #514946, #531992
ID: 201412-33
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Synopsis
========
Multiple vulnerabilities have been found in PowerDNS Recursor, the
worst of which may allow execution of arbitrary code.
Background
==========
PowerDNS Recursor is a high-end, high-performance resolving name server
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 net-dns/pdns-recursor < 3.6.1-r1 >= 3.6.1-r1
Description
===========
Multiple vulnerabilities have been discovered in PowerDNS Recursor.
Please review the CVE identifiers and PowerDNS blog post referenced
below for details.
Impact
======
A remote attacker may be able to send specially crafted packets,
possibly resulting in arbitrary code execution or a Denial of Service
condition. Furthermore, a remote attacker may be able to spoof DNS
data.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All PowerDNS Recursor users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=net-dns/pdns-recursor-3.6.1-r1”
References
==========
[ 1 ] CVE-2009-4009
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4009
[ 2 ] CVE-2009-4010
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-4010
[ 3 ] CVE-2012-1193
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-1193
[ 4 ] CVE-2014-8601
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8601
[ 5 ] Related to recent DoS attacks: Recursor configuration file
guidance
http://blog.powerdns.com/2014/02/06/related-to-recent-dos-attacks-recursor-configuration-file-guidance/
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201412-33.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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