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Gentoo Linux Security Advisory                           GLSA 201711-05
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: X.Org Server: Multiple vulnerabilities
     Date: November 10, 2017
     Bugs: #635974
       ID: 201711-05

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Synopsis
========

Multiple vulnerabilities have been found in X.Org Server, the worst of
which could allow an attacker to execute arbitrary code.

Background
==========

The X.Org project provides an open source implementation of the X
Window System.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  x11-base/xorg-server         < 1.19.5                  >= 1.19.5 

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

Multiple vulnerabilities have been discovered in X.Org Server. Please
review the referenced CVE identifiers for details.

Impact
======

Attackers could execute arbitrary code or cause a Denial of Service
condition.

Workaround
==========

There is now know workaround at this time.

Resolution
==========

All X.Org Server users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.19.5"

References
==========

[ 1 ] CVE-2017-12176
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12176
[ 2 ] CVE-2017-12177
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12177
[ 3 ] CVE-2017-12178
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12178
[ 4 ] CVE-2017-12179
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12179
[ 5 ] CVE-2017-12180
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12180
[ 6 ] CVE-2017-12181
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12181
[ 7 ] CVE-2017-12182
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12182
[ 8 ] CVE-2017-12183
      https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-12183

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

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