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Gentoo Linux Security Advisory                           GLSA 201412-38
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                                            http://security.gentoo.org/
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 Severity: High
    Title: Icecast: Multiple Vulnerabilities
     Date: December 26, 2014
     Bugs: #529956, #530784
       ID: 201412-38

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Synopsis
========

Two vulnerabilities have been found in Icecast, possibly resulting in
privilege escalation or disclosure of information.

Background
==========

Icecast is an open source alternative to SHOUTcast that supports MP3,
OGG (Vorbis/Theora) and AAC streaming.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-misc/icecast             < 2.4.1                    >= 2.4.1

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

Two vulnerabilities have been discovered in Icecast:

* Icecast does not properly handle shared file descriptors
  (CVE-2014-9018)
* Supplementary group privileges are not changed (CVE-2014-9091)

Impact
======

A local attacker can possibly gain escalated privileges or obtain
sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Icecast users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-misc/icecast-2.4.1"

References
==========

[ 1 ] CVE-2014-9018
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9018
[ 2 ] CVE-2014-9091
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9091

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

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

 http://security.gentoo.org/glsa/glsa-201412-38.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