1. Ubuntu Security Notices
  2. USN-1725-1

USN-1725-1: Linux kernel vulnerability

Publication date

14 February 2013

Overview

The system could be made to crash under certain conditions.

Releases

Packages

Details

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.

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

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
10.04 lucid 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

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References

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