2015-06-20, 12:40
Good, then upgrade the kernel, please to something newer. You can use Ubuntu mainline to accomplish that.
Perhaps easier:
sudo apt-get install linux-image-generic-lts-vivid linux-headers-generic-lts-vivid
via the trusty-updates repo
Perhaps easier:
sudo apt-get install linux-image-generic-lts-vivid linux-headers-generic-lts-vivid
via the trusty-updates repo