Ubuntu Server Changelog
What's new in Ubuntu Server 12.04.5 LTS
Aug 8, 2014- Ubuntu Server 12.04.5 LTS contains the kernel and graphics stack of Ubuntu 14.04 LTS (Trusty Tahr).
New in Ubuntu Server 12.04.3 LTS (Aug 24, 2013)
- As with 12.04.2, 12.04.3 contains an updated kenrel and X stack for new installations on x86 architectures.
- As usual, this point release includes many updates, and updated installation media has been provided so that fewer updates will need to be downloaded after installation. These include security updates and corrections for other high-impact bugs, with a focus on maintaining stability and compatibility with Ubuntu 12.04 LTS.