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[ GLSA 200711-20 ] Pioneers: Denial of Service
From: Pierre-Yves Rofes <py () gentoo org>
Date: Wed, 14 Nov 2007 23:11:12 +0100

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Gentoo Linux Security Advisory                           GLSA 200711-20
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                                            http://security.gentoo.org/
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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-2007-5933

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

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

  http://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
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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