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Gentoo Linux Security Advisory                           GLSA 201507-03
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Exiv2: Denial of Service
     Date: July 07, 2015
     Bugs: #534608
       ID: 201507-03

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Synopsis
========

A vulnerability in Exiv2 could lead to Denial of Service condition.

Background
==========

Exiv2 is a C++ library and a command line utility to manage image
metadata.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  media-gfx/exiv2             < 0.24-r1                 >= 0.24-r1 

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

Exiv2 has a buffer overflow in the RiffVideo::infoTagsHandler function
in riffvideo.cpp.

Impact
======

A remote attacker could possibly cause a Denial of Service condition
via a specially crafted AVI file with IKEY INFO tag.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Exiv2 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=media-gfx/exiv2-0.24-r1"

References
==========

[ 1 ] CVE-2014-9449
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-9449

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

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

 https://security.gentoo.org/glsa/201507-03

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 2015 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