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[gentoo-announce] [ GLSA 201710-30 ] X.Org Server: Multiple vulnerabilities

Posted on 29 October 2017
Gentoo-announce

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Gentoo Linux Security Advisory GLSA 201710-30
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https://security.gentoo.org/
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Severity: Normal
Title: X.Org Server: Multiple vulnerabilities
Date: October 29, 2017
Bugs: #493294, #611350, #633910
ID: 201710-30

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Synopsis
========
Multiple vulnerabilities have been found in X.Org Server the worst of
which could allow a local attacker to replace shared memory segments.

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 < 1.19.4 >= 1.19.4

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

Impact
======
A local attacker could cause a global buffer overflow or a Denial of
Service condition.

Workaround
==========
There is no known 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-1.19.4"

References
==========
[ 1 ] CVE-2013-6424
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2013-6424
[ 2 ] CVE-2017-13721
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13721
[ 3 ] CVE-2017-13723
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13723
[ 4 ] CVE-2017-2624
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-2624

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

https://security.gentoo.org/glsa/201710-30

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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