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[gentoo-announce] [ GLSA 201606-03 ] libjpeg-turbo: Multiple vulnerabilities

Posted on 05 June 2016
Gentoo-announce

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From: Yury German <blueknight@gentoo.org>
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Subject: [ GLSA 201606-03 ] libjpeg-turbo: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 201606-03
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https://security.gentoo.org/
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Severity: Normal
Title: libjpeg-turbo: Multiple vulnerabilities
Date: June 05, 2016
Bugs: #491150, #531418
ID: 201606-03

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Synopsis
========
Two vulnerabilities have been discovered in libjpeg-turbo, the worse of
which could allow remote attackers access to sensitive information.

Background
==========
libjpeg-turbo is a MMX, SSE, and SSE2 SIMD accelerated JPEG library

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 media-libs/libjpeg-turbo
< 1.4.2 >= 1.4.2

Description
===========
libjpeg-turbo does not check for certain duplications of component data
during the reading of segments that follow Start Of Scan (SOS) JPEG
markers.

Impact
======
Remote attackers could obtain sensitive information from uninitialized
memory locations via a crafted JPEG images.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All libjpeg-turbo users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=media-libs/libjpeg-turbo-1.4.2"=

References
==========
[ 1 ] CVE-2013-6629
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6629
[ 2 ] CVE-2013-6630
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6630

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

https://security.gentoo.org/glsa/201606-03

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 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


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