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USN-2625-1: Apache HTTP Server update

2 June 2015

Several security improvements have been made to the Apache HTTP Server.

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Releases

Packages

Details

As a security improvement, this update makes the following changes to
the Apache package in Ubuntu 12.04 LTS:

Added support for ECC keys and ECDH ciphers.

The SSLProtocol configuration directive now allows specifying the TLSv1.1
and TLSv1.2 protocols.

Ephemeral key handling has been improved, including allowing DH parameters
to be loaded from the SSL certificate file specified in SSLCertificateFile.

The export cipher suites are now disabled by default.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 12.04

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

This update may cause DH parameters to change which could impact certain Java
clients. See http://httpd.apache.org/docs/2.2/ssl/ssl_faq.html#javadh for more
information.