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

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.

Thank you!