GLSA 201401-09: Openswan: User-assisted execution of arbitrary code

http://security.gentoo.org/

Severity:	normal
Title:	Openswan: User-assisted execution of arbitrary code
Date:	01/18/2014
Bugs:	#483204
ID:	201401-09

Synopsis

A vulnerability in Openswan could result in execution of arbitrary code or Denial of Service.

Background

Openswan is an implementation of IPsec for Linux.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
net-misc/openswan	< 2.6.39	>= 2.6.39	All supported architectures

Description

A buffer overflow flaw has been discovered in Openswan when using Opportunistic Encryption.

Impact

A remote attacker could send a specially crafted DNS TXT record, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Openswan users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=net-misc/openswan-2.6.39"

References

CVE-2013-2053

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201401-09.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.