USN-1342-1: Linux kernel (Oneiric backport) vulnerability

26 January 2012

The system could be made to run programs as an administrator.

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Releases

Jüri Aedla discovered that the kernel incorrectly handled /proc//mem
permissions. A local attacker could exploit this and gain root privileges.

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

The problem can be corrected by updating your system to the following package versions:

After a standard system update you need to reboot your computer to make
all the necessary changes.

USN-1364-1: linux-ti-omap4, linux-image-3.0.0-1207-omap4
USN-1336-1: linux, linux-image-3.0.0-15-generic-pae, linux-image-3.0.0-15-virtual, linux-image-3.0.0-15-powerpc, linux-image-3.0.0-15-powerpc64-smp, linux-image-3.0.0-15-omap, linux-image-3.0.0-15-server, linux-image-3.0.0-15-generic, linux-image-3.0.0-15-powerpc-smp

Ubuntu Pro provides up to ten-year security coverage for over 23,000 open-source packages within the Ubuntu Main and Universe repositories.