The third update to our LTS release 14.04 is out now. This contains all the bug fixes added to 14.04 since its first release in April 2014. Users of 14.04 can run the normal update procedure to get these bug fixes.
See the 14.04.3 release announcement.
Sumber: https://www.kubuntu.org/news/kubuntu-1404-lts-update-out-0/