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[gentoo-announce] [ GLSA 201810-05 ] xkbcommon: Multiple vulnerabilities

Posted on 30 October 2018
Gentoo-announce

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From: Thomas Deutschmann <whissi@gentoo.org>
Reply-To: security@gentoo.org
To: gentoo-announce@lists.gentoo.org
Message-ID: <1d2c67f1-aaae-a7b7-e7b2-7000ae0827d4@gentoo.org>
Subject: [ GLSA 201810-05 ] xkbcommon: Multiple vulnerabilities

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Gentoo Linux Security Advisory GLSA 201810-05
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https://security.gentoo.org/
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Severity: Normal
Title: xkbcommon: Multiple vulnerabilities
Date: October 30, 2018
Bugs: #665702
ID: 201810-05

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Synopsis
========
Multiple vulnerabilities have been found in xkbcommon, the worst of
which may lead to a Denial of Service condition.

Background
==========
xkbcommon is a library to handle keyboard descriptions, including
loading them from disk, parsing them and handling their state.

Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 x11-libs/libxkbcommon < 0.8.2 >= 0.8.2

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

Impact
======
A local attacker could supply a specially crafted keymap file possibly
resulting in a Denial of Service condition.

Workaround
==========
There is no known workaround at this time.

Resolution
==========
All libxkbcommon users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/libxkbcommon-0.8.2"

References
==========
[ 1 ] CVE-2018-15853
https://nvd.nist.gov/vuln/detail/CVE-2018-15853
[ 2 ] CVE-2018-15854
https://nvd.nist.gov/vuln/detail/CVE-2018-15854
[ 3 ] CVE-2018-15855
https://nvd.nist.gov/vuln/detail/CVE-2018-15855
[ 4 ] CVE-2018-15856
https://nvd.nist.gov/vuln/detail/CVE-2018-15856
[ 5 ] CVE-2018-15857
https://nvd.nist.gov/vuln/detail/CVE-2018-15857
[ 6 ] CVE-2018-15858
https://nvd.nist.gov/vuln/detail/CVE-2018-15858
[ 7 ] CVE-2018-15859
https://nvd.nist.gov/vuln/detail/CVE-2018-15859
[ 8 ] CVE-2018-15861
https://nvd.nist.gov/vuln/detail/CVE-2018-15861
[ 9 ] CVE-2018-15862
https://nvd.nist.gov/vuln/detail/CVE-2018-15862
[ 10 ] CVE-2018-15863
https://nvd.nist.gov/vuln/detail/CVE-2018-15863
[ 11 ] CVE-2018-15864
https://nvd.nist.gov/vuln/detail/CVE-2018-15864

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

https://security.gentoo.org/glsa/201810-05

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 2018 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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