USN-1725-1: Linux kernel vulnerability

Ubuntu Security Notice USN-1725-1

14th February, 2013

linux vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

  • Ubuntu 10.04 LTS


The system could be made to crash under certain conditions.

Software description

  • linux - Linux kernel


Andrew Cooper of Citrix reported a Xen stack corruption in the Linux
kernel. An unprivileged user in a 32bit PVOPS guest can cause the guest
kernel to crash, or operate erroneously.

Update instructions

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

Ubuntu 10.04 LTS:
linux-image-2.6.32-45-generic 2.6.32-45.103
linux-image-2.6.32-45-powerpc-smp 2.6.32-45.103
linux-image-2.6.32-45-ia64 2.6.32-45.103
linux-image-2.6.32-45-lpia 2.6.32-45.103
linux-image-2.6.32-45-preempt 2.6.32-45.103
linux-image-2.6.32-45-sparc64-smp 2.6.32-45.103
linux-image-2.6.32-45-virtual 2.6.32-45.103
linux-image-2.6.32-45-sparc64 2.6.32-45.103
linux-image-2.6.32-45-generic-pae 2.6.32-45.103
linux-image-2.6.32-45-server 2.6.32-45.103
linux-image-2.6.32-45-powerpc 2.6.32-45.103
linux-image-2.6.32-45-386 2.6.32-45.103
linux-image-2.6.32-45-powerpc64-smp 2.6.32-45.103
linux-image-2.6.32-45-versatile 2.6.32-45.103

To update your system, please follow these instructions:

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