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Gentoo Linux Security Advisory                           GLSA 201904-09
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Xen: Multiple Vulnerabilities
     Date: April 04, 2019
     Bugs: #679580
       ID: 201904-09

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Synopsis
========

Multiple vulnerabilities have been found in Xen, the worst of which
could result in privilege escalation.

Background
==========

Xen is a bare-metal hypervisor.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-emulation/xen          < 4.10.3-r2              >= 4.10.3-r2 
  2  app-emulation/xen-pvgrub
                                < 4.10.3-r2              >= 4.10.3-r2 
  3  app-emulation/xen-tools    < 4.10.3-r2              >= 4.10.3-r2 
    -------------------------------------------------------------------
     3 affected packages

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

Multiple vulnerabilities have been discovered in Xen. Please review the
referenced XSA security advisories.

Impact
======

Please review the referenced XSA security advisories for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Xen users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-emulation/xen-4.10.3-r2"

All Xen pvgrub users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=app-emulation/xen-pvgrub-4.10.3-r2"

All Xen tools users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot -v ">=app-emulation/xen-tools-4.10.3-r2"

References
==========

[ 1 ] XSA Security Advisory
      http://xenbits.xen.org/xsa/

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

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

 https://security.gentoo.org/glsa/201904-09

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 2019 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.

https://creativecommons.org/licenses/by-sa/2.5

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