The second point release of Ubuntu 14.04 Trusty Tahr LTS (Long-Term Support) is out today with security fixes, newer kernel (3.16) and X support.
Ubuntu 14.04.2 LTS includes Linux Kernel 3.16 and an updated version of the Xorg display server from the Utopic 14.10 release. These newer enablement stacks are meant for desktop and server use only, and not recommended for cloud or virtual images.
Linux Kernel 3.16 was released in August 2014. It features 64-bit ARM EFI stub support, new Synaptics input driver, initial GK20A support, and more. See this article for details.
Download:
To download the .iso files of Ubuntu 14.04.2 and its flavors, go to:
Upgrade:
For Ubuntu 14.04 and/or 14.04.1 users, just install all the system updates via Software Updater or run below commands one by one in a terminal (Ctrl+Alt+T):
sudo apt-get update sudo apt-get upgrade
For the Kernel 3.16 and updated X stack, you have to install below packages manually by running command:
For Ubuntu Desktop:
sudo apt-get install --install-recommends linux-generic-lts-utopic xserver-xorg-lts-utopic libgl1-mesa-glx-lts-utopic libegl1-mesa-drivers-lts-utopic
For Ubuntu Server:
sudo apt-get install --install-recommends linux-generic-lts-utopic
You may need to upgrade Grub boot-loader after installation via:
sudo update-grub
Finally check out your OS version via command cat /etc/issue, Kernel version (need restart) via uname -sr:
