USN-527-1: xen-3.0 vulnerability

5 October 2007

xen-3.0 vulnerability

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Releases

Packages

Details

Joris van Rantwijk discovered that the Xen host did not correctly validate
the contents of a Xen guests's grug.conf file. Xen guest root users could
exploit this to run arbitrary commands on the host when the guest system
was rebooted.

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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.

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Update instructions

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

Ubuntu 7.04

In general, a standard system upgrade is sufficient to effect the
necessary changes.

References

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Further reading