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Gentoo Linux Security Advisory                           GLSA 201712-01
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                                           https://security.gentoo.org/
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 Severity: Normal
    Title: WebKitGTK+: Multiple vulnerabilities
     Date: December 14, 2017
     Bugs: #637076
       ID: 201712-01

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Synopsis
========

Multiple vulnerabilities have been discovered in WebKitGTK+, the worst
of which may lead to arbitrary code execution.

Background
==========

WebKitGTK+ is a full-featured port of the WebKit rendering engine,
suitable for projects requiring any kind of web integration, from
hybrid HTML/CSS applications to full-fledged web browsers.

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

    -------------------------------------------------------------------
     Package              /     Vulnerable     /            Unaffected
    -------------------------------------------------------------------
  1  net-libs/webkit-gtk          < 2.18.3                  >= 2.18.3

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

Multiple vulnerabilities have been discovered in WebKitGTK+. Please
review the referenced CVE identifiers for details.

Impact
======

By enticing a victim to visit maliciously crafted web content, a remote
attacker could execute arbitrary code or cause a denial of service
condition.

Workaround
==========

There are no known workarounds at this time.

Resolution
==========

All WebKitGTK+ users should upgrade to the latest version:

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=net-libs/webkit-gtk-2.18.3"

References
==========

[  1 ] CVE-2017-13783
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13783
[  2 ] CVE-2017-13784
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13784
[  3 ] CVE-2017-13785
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13785
[  4 ] CVE-2017-13788
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13788
[  5 ] CVE-2017-13791
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13791
[  6 ] CVE-2017-13792
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13792
[  7 ] CVE-2017-13793
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13793
[  8 ] CVE-2017-13794
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13794
[  9 ] CVE-2017-13795
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13795
[ 10 ] CVE-2017-13796
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13796
[ 11 ] CVE-2017-13798
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13798
[ 12 ] CVE-2017-13802
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13802
[ 13 ] CVE-2017-13803
       http://nvd.nist.gov/nvd.cfm?cvename=CVE-2017-13803

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

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

 https://security.gentoo.org/glsa/201712-01

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 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