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Gentoo Linux Security Advisory                           GLSA 201412-35
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                                            http://security.gentoo.org/
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 Severity: Normal
    Title: RSYSLOG: Denial of Service
     Date: December 24, 2014
     Bugs: #395709, #491856, #524058, #524290
       ID: 201412-35

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Synopsis
========

Multiple vulnerabilities have been found in RSYSLOG, allowing attackers
to cause Denial of Service.

Background
==========

RSYSLOG is an enhanced multi-threaded syslogd with database support and
more.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-admin/rsyslog            < 8.4.2                    >= 8.4.2

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

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

Impact
======

A context-dependent attacker may be able to create a Denial of Service
condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All RSYSLOG users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-admin/rsyslog-8.4.2"

References
==========

[ 1 ] CVE-2011-4623
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-4623
[ 2 ] CVE-2014-3634
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3634
[ 3 ] CVE-2014-3683
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3683

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

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

 http://security.gentoo.org/glsa/glsa-201412-35.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