– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201701-76
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: Normal
Title: HarfBuzz: Multiple vulnerabilities
Date: January 31, 2017
Bugs: #572856
ID: 201701-76

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Synopsis
========

Multiple vulnerabilities have been found in HarfBuzz, the worst of
which could allow remote attackers to cause a Denial of Service
condition.

Background
==========

HarfBuzz is an OpenType text shaping engine.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 media-libs/harfbuzz < 1.0.6 >= 1.0.6

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

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

Impact
======

Remote attackers, through the use of crafted data, could cause a Denial
of Service condition or have other unspecified impacts.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All HarfBuzz users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=media-libs/harfbuzz-1.0.6”

References
==========

[ 1 ] CVE-2015-8947
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8947
[ 2 ] CVE-2016-2052
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-2052

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

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

https://security.gentoo.org/glsa/201701-76

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

—–BEGIN PGP SIGNATURE—–
Version: GnuPG v2.0
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=yf8T
—–END PGP SIGNATURE—–