Kernel 3.5 for Ubuntu 12.04 (aka LTS Enablement Stacks)

Ubuntu 12.04 LTS get official kernel update. Namely,

sudo apt-get install --install-recommends linux-generic-lts-quantal xserver-xorg-lts-quantal

There is a bug that leads to remove some i386 package required by many program (eg. wine1.5). Workaround:

sudo apt-get install xserver-xorg-lts-quantal libgl1-mesa-dri-lts-quantal:i386 libgl1-mesa-glx-lts-quantal:i386

Ref:
https://wiki.ubuntu.com/Kernel/LTSEnablementStack
https://bugs.launchpad.net/ubuntu/+source/xorg-lts-quantal/+bug/1101899