Você pode atualizar seu kernel para v3.5.4 instalando um < um href="https://wiki.ubuntu.com/Kernel/MainlineBuilds"> kernel principal .
Do mainline kernel builds include Ubuntu specific drivers?
By definition the mainline kernel builds are made from virgin unaltered mainline kernel sources and therefore do not, and should not, include any Ubuntu patches or drivers. There are also no binary drivers for these kernels.
Abra um terminal e faça o seguinte:
mkdir v3.5.4-quantal
cd v3.5.4-quantal
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-headers-3.5.4-030504_3.5.4-030504.201209142010_all.deb
Apenas para sistemas de 32 bits:
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-headers-3.5.4-030504-generic_3.5.4-030504.201209142010_i386.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-image-3.5.4-030504-generic_3.5.4-030504.201209142010_i386.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-image-extra-3.5.4-030504-generic_3.5.4-030504.201209142010_i386.deb
Apenas para sistemas de 64 bits:
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-headers-3.5.4-030504-generic_3.5.4-030504.201209142010_amd64.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-image-3.5.4-030504-generic_3.5.4-030504.201209142010_amd64.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v3.5.4-quantal/linux-image-extra-3.5.4-030504-generic_3.5.4-030504.201209142010_amd64.deb
Instale o kernel.:
sudo dpkg -i *.deb