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[gentoo-announce] [ GLSA 201210-04 ] qemu-kvm: Multiple vulnerabilities

Posted on 19 October 2012
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201210-04
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http://security.gentoo.org/
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Severity: High
Title: qemu-kvm: Multiple vulnerabilities
Date: October 18, 2012
Bugs: #364889, #365259, #372411, #373997, #400595, #430456
ID: 201210-04

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Synopsis
========
Multiple vulnerabilities were found in qemu-kvm, allowing attackers to
execute arbitrary code.

Background
==========
qemu-kvm provides QEMU and Kernel-based Virtual Machine userland tools.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 app-emulation/qemu-kvm < 1.1.1-r1 >= 1.1.1-r1

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

Impact
======
These vulnerabilities allow a remote attacker to cause a Denial of
Service condition on the host server or qemu process, might allow for
arbitrary code execution or a symlink attack when qemu-kvm is in
snapshot mode.

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

Resolution
==========
All qemu-kvm users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot -v ">=app-emulation/qemu-kvm-1.1.1-r1"

References
==========
[ 1 ] CVE-2011-1750
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1750
[ 2 ] CVE-2011-1751
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-1751
[ 3 ] CVE-2011-2212
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2212
[ 4 ] CVE-2011-2512
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2011-2512
[ 5 ] CVE-2012-0029
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-0029
[ 6 ] CVE-2012-2652
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2012-2652

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

http://security.gentoo.org/glsa/glsa-201210-04.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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