GLSA 200701-26 KSirc: Denial of Service vulnerability
Posted on: 01/31/2007 11:30 PM

A new security update has been released for Gentoo Linux - KSirc: Denial of Service vulnerability. Here the announcement:

Gentoo Linux Security Advisory GLSA 200701-26
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http://security.gentoo.org/
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Severity: Normal
Title: KSirc: Denial of Service vulnerability
Date: January 29, 2007
Updated: January 30, 2007
Bugs: #159658
ID: 200701-26

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Synopsis
========

KSirc is vulnerable to a Denial of Service attack.

Background
==========

KSirc is the default KDE IRC client.

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

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Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 kde-base/ksirc lt; 3.5.5-r1 gt;= 3.5.5-r1

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

KSirc fails to check the size of an incoming PRIVMSG string sent from
an IRC server during the connection process.

Impact
======

A malicious IRC server could send a long PRIVMSG string to the KSirc
client causing an assertion failure and the dereferencing of a null
pointer, resulting in a crash.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All KSirc users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose "gt;=kde-base/ksirc-3.5.5-r1"

References
==========

[ 1 ] CVE-2006-6811
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-6811

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

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

http://security.gentoo.org/glsa/glsa-200701-26.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
http://bugs.gentoo.org.

License
=======

Copyright 2007 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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