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Gentoo Linux Security Advisory GLSA 201406-20
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http://security.gentoo.org/
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Severity: Normal
Title: nginx: Arbitrary code execution
Date: June 22, 2014
Bugs: #505018
ID: 201406-20

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Synopsis
========

A vulnerability has been found in nginx which may allow execution of
arbitrary code.

Background
==========

nginx is a robust, small, and high performance HTTP and reverse proxy
server.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 www-servers/nginx < 1.4.7 >= 1.4.7

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

A bug in the SPDY implementation in nginx was found which might cause a
heap memory buffer overflow in a worker process by using a specially
crafted request. The SPDY implementation is not enabled in default
configurations.

Impact
======

A remote attacker could cause execution of arbitrary code by using a
specially crafted request.

Workaround
==========

Disable the spdy module in NGINX_MODULES_HTTP.

Resolution
==========

All nginx users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=www-servers/nginx-1.4.7”

References
==========

[ 1 ] CVE-2014-0133
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0133

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

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

http://security.gentoo.org/glsa/glsa-201406-20.xml

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 2014 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

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