[ GLSA 200709-06 ] flac123: Buffer overflow

[Raphael Marichez <falco () gentoo org>]

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Gentoo Linux Security Advisory                           GLSA 200709-06
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                                            http://security.gentoo.org/
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  Severity: Normal
     Title: flac123: Buffer overflow
      Date: September 14, 2007
      Bugs: #186220
        ID: 200709-06

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Synopsis
========

flac123 is affected by a buffer overflow vulnerability, which could
allow for the execution of arbitrary code.

Background
==========

flac123 is a command-line application for playing FLAC audio files.

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

    -------------------------------------------------------------------
     Package              /  Vulnerable  /                  Unaffected
    -------------------------------------------------------------------
  1  media-sound/flac123      < 0.0.11                       >= 0.0.11

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

A possible buffer overflow vulnerability has been reported in the
local__vcentry_parse_value() function in vorbiscomment.c.

Impact
======

An attacker could entice a user to play a specially crafted audio file,
which could lead to the execution of arbitrary code with the privileges
of the user running the application.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All flac123 users should upgrade to the latest version:

    # emerge --sync
    # emerge --ask --oneshot --verbose ">=media-sound/flac123-0.0.11"

References
==========

  [ 1 ] CVE-2007-3507
        http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-3507

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

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

  http://security.gentoo.org/glsa/glsa-200709-06.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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