USN-2268-1: Linux kernel vulnerability
Ubuntu Security Notice USN-2268-1
5th July, 2014
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.04 LTS
The system could be made to crash or run programs as an administrator.
- linux - Linux kernel
Andy Lutomirski discovered a flaw with the Linux kernel's ptrace syscall on
x86_64 processors. An attacker could exploit this flaw to cause a denial of
service (System Crash) or potential gain administrative privileges.
The problem can be corrected by updating your system to the following package version:
- Ubuntu 12.04 LTS:
- linux-image-3.2.0-65-highbank 3.2.0-65.99
- linux-image-3.2.0-65-virtual 3.2.0-65.99
- linux-image-3.2.0-65-powerpc64-smp 3.2.0-65.99
- linux-image-3.2.0-65-generic-pae 3.2.0-65.99
- linux-image-3.2.0-65-omap 3.2.0-65.99
- linux-image-3.2.0-65-generic 3.2.0-65.99
- linux-image-3.2.0-65-powerpc-smp 3.2.0-65.99
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
After a standard system update you need to reboot your computer to make
all the necessary changes.