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USN-1728-1: Linux kernel (EC2) vulnerability

19 February 2013

The system could be made to crash under certain conditions.

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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.

Reduce your security exposure

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.

Learn more about Ubuntu Pro

Update instructions

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

Ubuntu 10.04

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

References

Related notices

  • USN-1767-1: linux-image-3.2.0-39-virtual, linux-image-3.2.0-39-generic, linux, linux-image-3.2.0-39-highbank, linux-image-3.2.0-39-powerpc64-smp, linux-image-3.2.0-39-omap, linux-image-3.2.0-39-generic-pae, linux-image-3.2.0-39-powerpc-smp
  • USN-1719-1: linux-image-3.0.0-31-generic-pae, linux-image-3.0.0-31-virtual, linux-image-3.0.0-31-server, linux-lts-backport-oneiric, linux-image-3.0.0-31-generic
  • USN-1769-1: linux-image-3.5.0-26-powerpc64-smp, linux-image-3.5.0-26-generic, linux-image-3.5.0-26-powerpc-smp, linux, linux-image-3.5.0-26-highbank, linux-image-3.5.0-26-omap
  • USN-1774-1: linux-ti-omap4, linux-image-3.5.0-221-omap4
  • USN-1768-1: linux-image-3.5.0-26-generic, linux-lts-quantal
  • USN-1725-1: linux-image-2.6.32-45-ia64, linux-image-2.6.32-45-386, linux-image-2.6.32-45-sparc64-smp, linux-image-2.6.32-45-virtual, linux-image-2.6.32-45-powerpc-smp, linux-image-2.6.32-45-generic-pae, linux-image-2.6.32-45-powerpc, linux-image-2.6.32-45-sparc64, linux-image-2.6.32-45-powerpc64-smp, linux, linux-image-2.6.32-45-preempt, linux-image-2.6.32-45-lpia, linux-image-2.6.32-45-generic, linux-image-2.6.32-45-server, linux-image-2.6.32-45-versatile
  • USN-1720-1: linux-image-3.0.0-31-generic-pae, linux-image-3.0.0-31-powerpc, linux-image-3.0.0-31-omap, linux-image-3.0.0-31-powerpc64-smp, linux-image-3.0.0-31-virtual, linux-image-3.0.0-31-server, linux-image-3.0.0-31-generic, linux, linux-image-3.0.0-31-powerpc-smp

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