Gentoo Linux Security Advisory 201711-8 - Multiple vulnerabilities have been found in LibXfont and Libxfont2, the worst of which could allow attackers to cause a Denial of Service condition. Versions less than 2.0.2 are affected.
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Gentoo Linux Security Advisory GLSA 201711-08
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https://security.gentoo.org/
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Severity: Normal
Title: LibXfont, LibXfont2: Multiple vulnerabilities
Date: November 11, 2017
Bugs: #634044
ID: 201711-08
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Synopsis
========
Multiple vulnerabilities have been found in LibXfont and Libxfont2, the
worst of which could allow attackers to cause a Denial of Service
condition.
Background
==========
X.Org Xfont library
Affected packages
=================
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Package / Vulnerable / Unaffected
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1 x11-libs/libXfont2 < 2.0.2 >= 2.0.2
2 x11-libs/libXfont < 1.5.3 >= 1.5.3
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2 affected packages
Description
===========
Multiple vulnerabilities have been discovered in LibXfont and
LibXfont2. Please review the referenced CVE identifiers for details.
Impact
======
Local attackers could obtain sensitive information or possibly cause a
Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All LibXfont2 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/libXfont2-2.0.2"
All LibXfont users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=x11-libs/libXfont-1.5.3"
References
==========
[ 1 ] CVE-2017-13720
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13720
[ 2 ] CVE-2017-13722
https://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13722
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/201711-08
Concerns?