=========================================================================Ubuntu Security Notice USN-2351-1
September 22, 2014

nginx vulnerability
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 14.04 LTS

Summary:

nginx could be made to expose sensitive information over the network.

Software Description:
- nginx: small, powerful, scalable web/proxy server

Details:

Antoine Delignat-Lavaud and Karthikeyan Bhargavan discovered that nginx
incorrectly reused cached SSL sessions. An attacker could possibly use this
issue in certain configurations to obtain access to information from a
different virtual host.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 14.04 LTS:
  nginx-core                      1.4.6-1ubuntu3.1
  nginx-extras                    1.4.6-1ubuntu3.1
  nginx-full                      1.4.6-1ubuntu3.1
  nginx-light                     1.4.6-1ubuntu3.1
  nginx-naxsi                     1.4.6-1ubuntu3.1

In general, a standard system update will make all the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-2351-1
  CVE-2014-3616

Package Information:
  https://launchpad.net/ubuntu/+source/nginx/1.4.6-1ubuntu3.1