Hello Linux Geeksters. As you may already know, Kernel 3.12.2 has been released today, bringing fixes and improvements. For more information, see the mailing lists.

In this article I will show you how to install the Kernel 3.12.2 on Ubuntu, Linux Mint, Pear OS and Elementary OS.
Because the needed deb packages are available via kernel.ubuntu.com, installing Kernel 3.12.2 in Ubuntu, Linux Mint, Pear OS, and Elementary OS is easy. Follow the instructions for your architecture exactly, in order to get a successful installation.
How to install Kernel 3.12.2 on 32 bit Ubuntu, Linux Mint, Pear OS and Elementary OS:
Download the needed packages:
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-headers-3.12.2-031202_3.12.2-031202.201311291538_all.deb
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-headers-3.12.2-031202-generic_3.12.2-031202.201311291538_i386.deb
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-image-3.12.2-031202-generic_3.12.2-031202.201311291538_i386.deb
Install Kernel 3.12.2:
$ sudo dpkg -i linux-headers-3.12.2*.deb linux-image-3.12.2*.deb
How to install Kernel 3.12.2 on 64 bit Ubuntu, Linux Mint, Pear OS and Elementary OS:
Download the needed packages:
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-headers-3.12.2-031202_3.12.2-031202.201311291538_all.deb
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-headers-3.12.2-031202-generic_3.12.2-031202.201311291538_amd64.deb
$ wget -c kernel.ubuntu.com/~kernel-ppa/mainline/v3.12.2-trusty/linux-image-3.12.2-031202-generic_3.12.2-031202.201311291538_amd64.deb
Install Kernel 3.12.2:
$ sudo dpkg -i linux-headers-3.12.2*.deb linux-image-3.12.2*.deb