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Gentoo Linux Security Advisory                           GLSA 201412-44
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                                            http://security.gentoo.org/
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 Severity: High
    Title: policycoreutils: Privilege escalation
     Date: December 26, 2014
     Bugs: #509896
       ID: 201412-44

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Synopsis
========

A vulnerability in policycoreutils could lead to local privilege
escalation.

Background
==========

policycoreutils is a collection of SELinux policy utilities.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  sys-apps/policycoreutils
                                 < 2.2.5-r4               >= 2.2.5-r4

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

The seunshare utility is owned by root with 4755 permissions which can
be exploited by a setuid system call.

Impact
======

A local attacker may be able to gain escalated privileges.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All policycoreutils users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=sys-apps/policycoreutils-2.2.5-r4"

References
==========

[ 1 ] CVE-2014-3215
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3215

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

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

 http://security.gentoo.org/glsa/glsa-201412-44.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
https://bugs.gentoo.org.

License
=======

Copyright 2014 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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