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[gentoo-announce] [ GLSA 201202-07 ] libvirt: Multiple vulnerabilities

Posted on 28 February 2012
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201202-07
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http://security.gentoo.org/
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Severity: Normal
Title: libvirt: Multiple vulnerabilities
Date: February 27, 2012
Bugs: #358877, #372963, #373991, #386287
ID: 201202-07

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Synopsis
========
Multiple vulnerabilities were found in libvirt, the worst of which
might allow guest OS users to read arbitrary files on the host OS.

Background
==========
libvirt is a C toolkit to manipulate virtual machines.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-emulation/libvirt < 0.9.3-r1 >= 0.9.3-r1

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

Impact
======
These vulnerabilites allow a remote attacker to cause a Denial of
Service condition on the host server or libvirt daemon, or might allow
guest OS users to read arbitrary files on the host OS.

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

Resolution
==========
All libvirt users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=app-emulation/libvirt-0.9.3-r1"=

References
==========
[ 1 ] CVE-2011-1146
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1146
[ 2 ] CVE-2011-1486
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1486
[ 3 ] CVE-2011-2178
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2178
[ 4 ] CVE-2011-2511
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2511

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

http://security.gentoo.org/glsa/glsa-201202-07.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 2012 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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