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Gentoo Linux Security Advisory                           GLSA 201412-31
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: ZNC: Denial of Service
     Date: December 19, 2014
     Bugs: #471738, #507794
       ID: 201412-31

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Synopsis
========

Multiple vulnerabilities in ZNC could lead to Denial of Service.

Background
==========

ZNC is an advanced IRC bouncer.

Affected packages
=================

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-irc/znc                  < 1.2-r1                  >= 1.2-r1

Description
===========

Multiple NULL pointer dereferences have been found in ZNC.

Impact
======

A remote attacker could send a specially crafted request, possibly
resulting in a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All ZNC users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-irc/znc-1.2-r1"

References
==========

[ 1 ] CVE-2013-2130
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-2130
[ 2 ] CVE-2014-9403
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9403

Availability
============

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

 http://security.gentoo.org/glsa/glsa-201412-31.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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