GLSA 201407-03: Xen: Multiple Vunlerabilities

http://security.gentoo.org/

Severity:	high
Title:	Xen: Multiple Vunlerabilities
Date:	07/16/2014
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	Architecture(s)
app-emulations/xen	< 4.3.2-r4	>= 4.3.2-r4	All supported architectures
app-emulations/xen-tools	< 4.3.2-r5	>= 4.3.2-r5	All supported architectures
app-emulations/xen-pvgrub	< 4.3.2	>= 4.3.2	All supported architectures

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 --verbose
      ">=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 --verbose
      ">=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 --verbose ">=app-emulations/xen-pvgrub-4.3.2"

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


      # emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulations/xen-pvgrub-4.2.4"

References

CVE-2013-1442
CVE-2013-4329
CVE-2013-4355
CVE-2013-4356
CVE-2013-4361
CVE-2013-4368
CVE-2013-4369
CVE-2013-4370
CVE-2013-4371
CVE-2013-4375
CVE-2013-4416
CVE-2013-4494
CVE-2013-4551
CVE-2013-4553
CVE-2013-4554
CVE-2013-6375
CVE-2013-6400
CVE-2013-6885
CVE-2013-6885
CVE-2014-1642
CVE-2014-1666
CVE-2014-1891
CVE-2014-1892
CVE-2014-1893
CVE-2014-1894
CVE-2014-1895
CVE-2014-1896
CVE-2014-2599
CVE-2014-3124
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.