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Gentoo Linux Security Advisory 201405-21

Gentoo Linux Security Advisory 201405-21
Posted May 19, 2014
Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 201405-21 - A vulnerability has been found in Charybdis and ShadowIRCd, possibly resulting in remote Denial of Service. Versions less than 3.4.2 are affected.

tags | advisory, remote, denial of service
systems | linux, gentoo
advisories | CVE-2012-6084
SHA-256 | cd564f81b8571c1bf5b5e258f5cd6b100409c49a7c5ff1d2daa5366096e45bff

Gentoo Linux Security Advisory 201405-21

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Gentoo Linux Security Advisory GLSA 201405-21
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http://security.gentoo.org/
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Severity: Normal
Title: Charybdis, ShadowIRCd: Denial of Service
Date: May 18, 2014
Bugs: #449544, #449790
ID: 201405-21

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Synopsis
========

A vulnerability has been found in Charybdis and ShadowIRCd, possibly
resulting in remote Denial of Service.

Background
==========

Charybdis is the Atheme Project's IRC daemon based on ratbox.
ShadowIRCd is an IRC daemon based on Charybdis that adds several useful
features.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-irc/charybdis < 3.4.2 >= 3.4.2
2 net-irc/shadowircd < 6.3.3 >= 6.3.3
-------------------------------------------------------------------
2 affected packages

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

A vulnerability has been discovered in Charybdis and ShadowIRCd. Please
review the CVE identifier referenced below for details.

Impact
======

A remote attacker may be able to cause a Denial of Service condition.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Charybdis users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-irc/charybdis-3.4.2"

All ShadowIRCd users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-irc/shadowircd-6.3.3"

References
==========

[ 1 ] CVE-2012-6084
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-6084

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

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

http://security.gentoo.org/glsa/glsa-201405-21.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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