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Sicherheit: Mehrere Probleme in X.Org X Server
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in X.Org X Server
ID: 201701-64
Distribution: Gentoo
Plattformen: Keine Angabe
Datum: Mi, 25. Januar 2017, 14:44
Referenzen: http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6424
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3418
https://lists.x.org/archives/xorg-announce/2015-June/002611.html
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3164
Applikationen: X11

Originalnachricht

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From: Thomas Deutschmann <whissi@gentoo.org>
Reply-To: Gentoo Security <security@gentoo.org>
To: gentoo-announce@lists.gentoo.org
Message-ID: <1a2b609f-aa9b-7052-20cd-3ab8799fbfe7@gentoo.org>
Subject: [ GLSA 201701-64 ] X.Org X Server: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 201701-64
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https://security.gentoo.org/
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Severity: Normal
Title: X.Org X Server: Multiple vulnerabilities
Date: January 25, 2017
Bugs: #493294, #548002, #551680
ID: 201701-64

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Synopsis
========

Multiple vulnerabilities have been found in X.Org X Server, the worst
of which may allow authenticated attackers to read from or send
information to arbitrary X11 clients.

Background
==========

The X Window System is a graphical windowing system based on a
client/server model.

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

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-base/xorg-server < 1.18.4 >= 1.18.4

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

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

Impact
======

An authenticated attacker could possibly cause a Denial of Service
condition or read from or send information to arbitrary X11 clients.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

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

# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-base/xorg-server-1.18.4"

References
==========

[ 1 ] CVE-2013-6424
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6424
[ 2 ] CVE-2015-3164
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3164
[ 3 ] CVE-2015-3418
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-3418
[ 4 ] X.Org/Wayland Security Advisory: Missing authentication in
XWayland
https://lists.x.org/archives/xorg-announce/2015-June/002611.html

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

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

https://security.gentoo.org/glsa/201701-64

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


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