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Gentoo Linux Security Advisory                           GLSA 200712-12
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: IRC Services: Denial of Service
      Date: December 13, 2007
      Bugs: #199897
        ID: 200712-12

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Synopsis
========

A Denial of Service vulnerability has been reported in IRC Services.

Background
==========

IRC Services is a system of services to be used with Internet Relay
Chat networks.

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

    -------------------------------------------------------------------
     Package              /  Vulnerable  /                  Unaffected
    -------------------------------------------------------------------
  1  net-irc/ircservices      < 5.0.63                       >= 5.0.63

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

loverboy reported that the "default_encrypt()" function in file
encrypt.c does not properly handle overly long passwords.

Impact
======

A remote attacker could provide an overly long password to the
vulnerable server, resulting in a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All IRC Services users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=net-irc/ircservices-5.0.63"

References
==========

  [ 1 ] CVE-2007-6122
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-6122

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

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

  http://security.gentoo.org/glsa/glsa-200712-12.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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