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TUCoPS :: Linux :: Gentoo :: va3072.htm

WeeChat: Denial of Service



WeeChat: Denial of Service
WeeChat: Denial of Service



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Gentoo Linux Security Advisory                           GLSA 200904-04
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http://security.gentoo.org/ 
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  Severity: Normal
     Title: WeeChat: Denial of Service
      Date: April 04, 2009
      Bugs: #262997
        ID: 200904-04

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Synopsis
=======
A processing error in WeeChat might lead to a Denial of Service.

Background
=========
Wee Enhanced Environment for Chat (WeeChat) is a light and extensible
console IRC client.

Affected packages
================
    -------------------------------------------------------------------
     Package          /  Vulnerable  /                      Unaffected
    -------------------------------------------------------------------
  1  net-irc/weechat      < 0.2.6.1                         >= 0.2.6.1

Description
==========
Sebastien Helleu reported an array out-of-bounds error in the colored
message handling.

Impact
=====
A remote attacker could send a specially crafted PRIVMSG command,
possibly leading to a Denial of Service (application crash).

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

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

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-irc/weechat-0.2.6.1"

References
=========
  [ 1 ] CVE-2009-0661
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-0661 

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

http://security.gentoo.org/glsa/glsa-200904-04.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 2009 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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