GLSA 201604-03: Xen: Multiple vulnerabilities

Severity:	normal
Title:	Xen: Multiple vulnerabilities
Date:	04/05/2016
Bugs:	#445254, #513832, #547202, #549200, #549950, #550658, #553664, #553718, #555532, #556304, #561110, #564472, #564932, #566798, #566838, #566842, #567962, #571552, #571556, #574012
ID:	201604-03

Synopsis

Multiple vulnerabilities have been found in Xen, the worst of which cause a Denial of Service.

Background

Xen is a bare-metal hypervisor.

Affected packages

Package	Vulnerable	Unaffected	Architecture(s)
app-emulation/xen	< 4.6.0-r9	>= 4.6.0-r9	All supported architectures
app-emulation/xen-pvgrub	< 4.6.0		All supported architectures
app-emulation/xen-tools	< 4.6.0-r9	>= 4.6.0-r9	All supported architectures
app-emulation/pvgrub		>= 4.6.0	All supported architectures

Description

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

Impact

A local attacker could possibly cause a Denial of Service condition or obtain sensitive information.

Workaround

There is no known workaround at this time.

Resolution

All Xen 4.5 users should upgrade to the latest version:

      # emerge --sync
      # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.5.2-r5"
    

All Xen 4.6 users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.6.0-r9"

All Xen tools 4.5 users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.5.2-r5"

All Xen tools 4.6 users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose ">=app-emulation/xen-tools-4.6.0-r9"

All Xen pvgrub users should upgrade to the latest version:

# emerge --sync # emerge --ask --oneshot --verbose ">=app-emulation/xen-pvgrub-4.6.0"

References

• CVE-2012-3494
• CVE-2012-3495
• CVE-2012-3496
• CVE-2012-3497
• CVE-2012-3498
• CVE-2012-3515
• CVE-2012-4411
• CVE-2012-4535
• CVE-2012-4536
• CVE-2012-4537
• CVE-2012-4538
• CVE-2012-4539
• CVE-2012-6030
• CVE-2012-6031
• CVE-2012-6032
• CVE-2012-6033
• CVE-2012-6034
• CVE-2012-6035
• CVE-2012-6036
• CVE-2015-2151
• CVE-2015-3209
• CVE-2015-3259
• CVE-2015-3340
• CVE-2015-3456
• CVE-2015-4103
• CVE-2015-4104
• CVE-2015-4105
• CVE-2015-4106
• CVE-2015-4163
• CVE-2015-4164
• CVE-2015-5154
• CVE-2015-7311
• CVE-2015-7504
• CVE-2015-7812
• CVE-2015-7813
• CVE-2015-7814
• CVE-2015-7835
• CVE-2015-7871
• CVE-2015-7969
• CVE-2015-7970
• CVE-2015-7971
• CVE-2015-7972
• CVE-2015-8339
• CVE-2015-8340
• CVE-2015-8341
• CVE-2015-8550
• CVE-2015-8551
• CVE-2015-8552
• CVE-2015-8554
• CVE-2015-8555
• CVE-2016-2270
• CVE-2016-2271

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: http://security.gentoo.org/glsa/glsa-201604-03.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 2010 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.