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Gentoo Linux Security Advisory GLSA 201412-42
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http://security.gentoo.org/
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Severity: Normal
Title: Xen: Denial of Service
Date: December 26, 2014
Bugs: #523524, #524200
ID: 201412-42
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Synopsis
========
Multiple vulnerabilities have been found in Xen, possibly resulting in
Denial of Service.
Background
==========
Xen is a bare-metal hypervisor.
Affected packages
=================
——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 app-emulation/xen < 4.4.1-r2 *>= 4.2.5-r1
>= 4.4.1-r2
Description
===========
Multiple vulnerabilities have been discovered in Xen. Please review the
CVE identifiers referenced below for details.
Impact
======
A local user could possibly cause a Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Xen 4.2 users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/xen-4.2.5-r1”
All Xen 4.4 users should upgrade to the latest version:
# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulation/xen-4.4.1-r2”
References
==========
[ 1 ] CVE-2014-7154
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7154
[ 2 ] CVE-2014-7155
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7155
[ 3 ] CVE-2014-7156
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7156
[ 4 ] CVE-2014-7188
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-7188
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
http://security.gentoo.org/glsa/glsa-201412-42.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
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