Ubuntu 2644-2: Linux kernel (Utopic HWE) regression
Summary
Update Instructions
The problem can be corrected by updating your system to the following package versions: Ubuntu 14.04 LTS: linux-image-3.16.0-41-generic 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-generic-lpae 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-lowlatency 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-powerpc-e500mc 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-powerpc-smp 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-powerpc64-emb 3.16.0-41.57~14.04.1 linux-image-3.16.0-41-powerpc64-smp 3.16.0-41.57~14.04.1 After a standard system update you need to reboot your computer to make all the necessary changes.
References
https://ubuntu.com/security/notices/USN-2644-2
https://ubuntu.com/security/notices/USN-2644-1
https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1465998
Package Information
https://launchpad.net/ubuntu/+source/linux-lts-utopic/3.16.0-41.57~14.04.1