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Gentoo Linux Security Advisory                           GLSA 201701-49
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: QEMU: Multiple vulnerabilities
     Date: January 23, 2017
     Bugs: #598330, #601450, #601824, #601826, #601830, #601832,
           #602626, #602628, #602630, #602632, #602634, #603444
       ID: 201701-49

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Synopsis
========

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

Background
==========

QEMU is a generic and open source machine emulator and virtualizer.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  app-emulation/qemu           < 2.8.0                    >= 2.8.0

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

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

Impact
======

A privileged user/process within a guest QEMU environment can cause a
Denial of Service condition against the QEMU guest process or the host.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All QEMU users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-emulation/qemu-2.8.0"

References
==========

[  1 ] CVE-2016-10028
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-10028
[  2 ] CVE-2016-9101
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9101
[  3 ] CVE-2016-9776
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9776
[  4 ] CVE-2016-9845
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9845
[  5 ] CVE-2016-9846
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9846
[  6 ] CVE-2016-9907
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9907
[  7 ] CVE-2016-9908
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9908
[  8 ] CVE-2016-9911
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9911
[  9 ] CVE-2016-9912
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9912
[ 10 ] CVE-2016-9913
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9913
[ 11 ] CVE-2016-9914
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9914
[ 12 ] CVE-2016-9915
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9915
[ 13 ] CVE-2016-9916
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9916
[ 14 ] CVE-2016-9921
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9921
[ 15 ] CVE-2016-9923
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-9923

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

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

 https://security.gentoo.org/glsa/201701-49

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 2017 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