– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201407-03
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
http://security.gentoo.org/
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Severity: High
Title: Xen: Multiple Vunlerabilities
Date: July 16, 2014
Bugs: #440768, #484478, #486354, #497082, #497084, #497086,
#499054, #499124, #500528, #500530, #500536, #501080,
#501906, #505714, #509054, #513824
ID: 201407-03

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

Multiple vulnerabilities have been found in Xen, the worst of which
could lead to arbitrary code execution.

Background
==========

Xen is a bare-metal hypervisor.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 app-emulations/xen < 4.3.2-r4 >= 4.3.2-r4
*>= 4.2.4-r4
2 app-emulations/xen-tools
< 4.3.2-r5 >= 4.3.2-r5
*>= 4.2.4-r6
3 app-emulations/xen-pvgrub
< 4.3.2 *>= 4.3.2
*>= 4.2.4
——————————————————————-
3 affected packages

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

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

Impact
======

A remote attacker can utilize multiple vectors to execute arbitrary
code, cause Denial of Service, or gain access to data on the host.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Xen 4.3 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulations/xen-4.3.2-r2”

All Xen 4.2 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=app-emulations/xen-4.2.4-r2”

All xen-tools 4.3 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulations/xen-tools-4.3.2-r2”

All xen-tools 4.2 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulations/xen-tools-4.2.4-r2”

All Xen PVGRUB 4.3 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulations/xen-pvgrub-4.3.2”

All Xen PVGRUB 4.2 users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot -v “>=app-emulations/xen-pvgrub-4.2.4”

References
==========

[ 1 ] CVE-2013-1442
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-1442
[ 2 ] CVE-2013-4329
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4329
[ 3 ] CVE-2013-4355
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4355
[ 4 ] CVE-2013-4356
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4356
[ 5 ] CVE-2013-4361
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4361
[ 6 ] CVE-2013-4368
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4368
[ 7 ] CVE-2013-4369
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4369
[ 8 ] CVE-2013-4370
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4370
[ 9 ] CVE-2013-4371
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4371
[ 10 ] CVE-2013-4375
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4375
[ 11 ] CVE-2013-4416
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4416
[ 12 ] CVE-2013-4494
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4494
[ 13 ] CVE-2013-4551
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4551
[ 14 ] CVE-2013-4553
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4553
[ 15 ] CVE-2013-4554
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-4554
[ 16 ] CVE-2013-6375
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6375
[ 17 ] CVE-2013-6400
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6400
[ 18 ] CVE-2013-6885
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6885
[ 19 ] CVE-2013-6885
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6885
[ 20 ] CVE-2014-1642
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1642
[ 21 ] CVE-2014-1666
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1666
[ 22 ] CVE-2014-1891
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1891
[ 23 ] CVE-2014-1892
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1892
[ 24 ] CVE-2014-1893
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1893
[ 25 ] CVE-2014-1894
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1894
[ 26 ] CVE-2014-1895
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1895
[ 27 ] CVE-2014-1896
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-1896
[ 28 ] CVE-2014-2599
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-2599
[ 29 ] CVE-2014-3124
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-3124
[ 30 ] CVE-2014-4021
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-4021

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

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

http://security.gentoo.org/glsa/glsa-201407-03.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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