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Gentoo Linux Security Advisory                           GLSA 201701-58
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: ICU: Multiple vulnerabilities
     Date: January 24, 2017
     Bugs: #589814, #594494, #601396
       ID: 201701-58

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Synopsis
========

Multiple vulnerabilities have been found in ICU, the worst of which
could cause a Denial of Service condition.

Background
==========

ICU is a mature, widely used set of C/C++ and Java libraries providing
Unicode and Globalization support for software applications.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/icu                  < 58.1                     >= 58.1

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

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

Impact
======

Remote attackers could cause a Denial of Service condition or possibly
have other unspecified impacts via a long locale string or
httpAcceptLanguage argument.  Additionally, A remote attacker, via a
specially crafted file, could cause an application using ICU to parse
untrusted font files resulting in a Denial of Service condition.
Finally, remote attackers could affect confidentiality via unknown
vectors related to 2D.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All ICU users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/icu-58.1"

References
==========

[ 1 ] CVE-2015-2632
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-2632
[ 2 ] CVE-2016-6293
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-6293
[ 3 ] CVE-2016-7415
      http://nvd.nist.gov/nvd.cfm?cvename=CVE-2016-7415

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

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

 https://security.gentoo.org/glsa/201701-58

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