GLSA 201311-18: Unbound: Denial of Service

http://security.gentoo.org/

Severity:	normal
Title:	Unbound: Denial of Service
Date:	11/28/2013
Bugs:	#395287
ID:	201311-18

Synopsis

Multiple Denial of Service vulnerabilities have been found in Unbound.

Background

Unbound is a validating, recursive, and caching DNS resolver.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-dns/unbound	< 1.4.13_p2	>= 1.4.13_p2	All supported architectures

Description

Multiple vulnerabilities have been discovered in Unbound. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker could possibly cause a Denial of Service condition via a specially crafted response.

Workaround

There is no known workaround at this time.

Resolution

All Unbound users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-dns/unbound-1.4.13_p2"

References

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201311-18.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.