Cara Instalasi
cd /tmp && wget -O linux-kernel-3.4.3 http://dl.dropbox.com/u/47950494/upubuntu.com/linux-kernel-3.4.3chmod +x linux-kernel-3.4.3 && sudo ./linux-kernel-3.4.3
Restart komputer, lalu cek versi kernelnya:
uname -r
Sumber: http://www.upubuntu.com/2012/06/how-to-install-linux-kernel-343-on.html