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Gentoo Linux Security Advisory                           GLSA 201612-26
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: OpenJPEG: Multiple vulnerabilities
     Date: December 08, 2016
     Bugs: #560632, #572430, #577608, #594740
       ID: 201612-26

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Synopsis
========

Multiple vulnerabilities have been found in OpenJPEG, the worst of
which may allow execution of arbitrary code.

Background
==========

OpenJPEG is an open-source JPEG 2000 library.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  media-libs/openjpeg     < 2.1.1_p20160922              *>= 1.5.2
                                                   >= 2.1.1_p20160922

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

Multiple vulnerabilities have been discovered in OpenJPEG. Please
review the CVE identifiers referenced below for details.

Impact
======

A remote attacker could entice a user to open a specially crafted JPEG
file, possibly resulting in execution of arbitrary code or a Denial of
Service condition. Furthermore, a remote attacker may be able to obtain
sensitive information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All OpenJPEG 2 users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=media-libs/openjpeg-2.1.1_p20160922:2"=


References
==========

[ 1 ] CVE-2015-8871
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8871
[ 2 ] CVE-2016-1923
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1923
[ 3 ] CVE-2016-1924
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-1924
[ 4 ] CVE-2016-3181
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3181
[ 5 ] CVE-2016-3182
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3182
[ 6 ] CVE-2016-3183
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-3183
[ 7 ] CVE-2016-7445
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7445

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

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

 https://security.gentoo.org/glsa/201612-26

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 2016 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