Pioneers: Denial of Service

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Gentoo Linux Security Advisory                          
GLSA 200711-20
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                                            http://security.gentoo.or
g/
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  Severity: Normal
     Title: Pioneers: Denial of Service
      Date: November 14, 2007
      Bugs: #198807
        ID: 200711-20

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Synopsis
========

A vulnerability has been discovered in Pioneers, possibly
resulting in
a Denial of Service.

Background
==========

Pioneers (formerly gnocatan) is a clone of the popular board
game "The
Settlers of Catan".

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

   
------------------------------------------------------------
-------
     Package               /  Vulnerable  /                
Unaffected
   
------------------------------------------------------------
-------
  1  games-board/pioneers      < 0.11.3                  
   >= 0.11.3

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

Bas Wijnen discovered that the Pioneers server may free
sessions
objects while they are still in use, resulting in access to
invalid
memory zones.

Impact
======

A remote attacker could send specially crafted data to the
vulnerable
server, resulting in a Denial of Service.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Pioneers users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose
">=games-board/pioneers-0.11.3"

References
==========

  [ 1 ] CVE-2007-5933
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-200
7-5933

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

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

  ht
tp://security.gentoo.org/glsa/glsa-200711-20.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
securitygentoo.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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