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Gentoo Linux Security Advisory                           GLSA 201804-01
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: libxslt: Multiple vulnerabilities
     Date: April 04, 2018
     Bugs: #598204, #612194
       ID: 201804-01

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Synopsis
========

Multiple vulnerabilities were discovered in libxslt, the worst of which
may allow a remote attacker to execute arbitrary code.

Background
==========

libxslt is the XSLT C library developed for the GNOME project. XSLT is
an XML language to define transformations for XML.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/libxslt             < 1.1.30                  >= 1.1.30 

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

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

Impact
======

A remote attacker, via a crafted HTML page, could possibly execute
arbitrary code, cause a Denial of Service condition or leak
information.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All libxslt users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/libxslt-1.1.30"

References
==========

[ 1 ] CVE-2016-4738
      https://nvd.nist.gov/vuln/detail/CVE-2016-4738
[ 2 ] CVE-2017-5029
      https://nvd.nist.gov/vuln/detail/CVE-2017-5029

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

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

 https://security.gentoo.org/glsa/201804-01

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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