View Full Version : USN-527-1: xen-3.0 vulnerability

October 9th, 2007, 08:30 PM
Referenced CVEs:

================================================== ========= Ubuntu Security Notice USN-527-1 October 05, 2007 xen-3.0 vulnerability CVE-2007-4993 ================================================== ========= A security issue affects the following Ubuntu releases: Ubuntu 7.04 This advisory also applies to the corresponding versions of Kubuntu, Edubuntu, and Xubuntu. The problem can be corrected by upgrading your system to the following package versions: Ubuntu 7.04: xen-utils-3.0 3.0.3-0ubuntu10.1 In general, a standard system upgrade is sufficient to affect the necessary changes. Details follow: 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.

More... (http://www.ubuntu.com/usn/usn-527-1)