[gentoo-announce] [ GLSA 201406-20 ] nginx: Arbitrary code execution

[news 28]

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Gentoo Linux Security Advisory GLSA 201406-20

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

http://security.gentoo.org/

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 

Severity: Normal

Title: nginx: Arbitrary code execution

Date: June 22, 2014

Bugs: #505018

ID: 201406-20

 

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

 

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 ( -at -) 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