Ubuntu Security Notice USN-2351-1
22nd September, 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 version:
- Ubuntu 14.04 LTS:
-
nginx-extras
1.4.6-1ubuntu3.1
-
nginx-full
1.4.6-1ubuntu3.1
-
nginx-core
1.4.6-1ubuntu3.1
-
nginx-light
1.4.6-1ubuntu3.1
-
nginx-naxsi
1.4.6-1ubuntu3.1
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.