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Gentoo Linux Security Advisory                           GLSA 201412-41
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                                            https://security.gentoo.org/
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 Severity: Normal
    Title: OpenVPN: Denial of Service
     Date: December 26, 2014
     Bugs: #531308
       ID: 201412-41

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Synopsis
=======
A vulnerability in OpenVPN could lead to Denial of Service.

Background
=========
OpenVPN is a multi-platform, full-featured SSL VPN solution.

Affected packages
================
    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/openvpn             < 2.3.6                    >= 2.3.6

Description
==========
OpenVPN does not properly handle control channel packets that are too
small.

Impact
=====
A remote authenticated attacker could send a specially crafted control
channel packet, possibly resulting in a Denial of Service condition.

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

Resolution
=========
All OpenVPN users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/openvpn-2.3.6"

References
=========
[ 1 ] CVE-2014-8104
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8104

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

 https://security.gentoo.org/glsa/201412-41

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.

https://creativecommons.org/licenses/by-sa/2.5/

Gentoo: GLSA-201412-41: OpenVPN: Denial of Service

A vulnerability in OpenVPN could lead to Denial of Service.

Summary

OpenVPN does not properly handle control channel packets that are too small.

Resolution

All OpenVPN users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/openvpn-2.3.6"

References

[ 1 ] CVE-2014-8104 http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-8104

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201412-41

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.

Severity
Severity: Normal
Title: OpenVPN: Denial of Service
Date: December 26, 2014
Bugs: #531308
ID: 201412-41

Synopsis

A vulnerability in OpenVPN could lead to Denial of Service.

Background

OpenVPN is a multi-platform, full-featured SSL VPN solution.

Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/openvpn < 2.3.6 >= 2.3.6

Impact

===== A remote authenticated attacker could send a specially crafted control channel packet, possibly resulting in a Denial of Service condition.

Workaround

There is no known workaround at this time.

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