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

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Gentoo Linux Security Advisory                           GLSA 201911-08
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: Expat: Multiple vulnerabilities
     Date: November 25, 2019
     Bugs: #688734, #694362
       ID: 201911-08

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Synopsis
========

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

Background
==========

Expat is a set of XML parsing libraries.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  dev-libs/expat               < 2.2.8                    >= 2.2.8 

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

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

Impact
======

Please review the referenced CVE identifiers for details.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All Expat users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=dev-libs/expat-2.2.8"

References
==========

[ 1 ] CVE-2018-20843
      https://nvd.nist.gov/vuln/detail/CVE-2018-20843
[ 2 ] CVE-2019-15903
      https://nvd.nist.gov/vuln/detail/CVE-2019-15903

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

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

 https://security.gentoo.org/glsa/201911-08

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
This email address is being protected from spambots. You need JavaScript enabled to view it. or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2019 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