Gentoo Linux Security Advisory 201309-24 - Multiple vulnerabilities have been found in Xen, allowing attackers on a Xen Virtual Machine to execute arbitrary code, cause Denial of Service, or gain access to data on the host. Versions less than 4.2.2-r1 are affected.
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Debian Linux Security Advisory 2636-2 - A regression in combination with pygrub has been discovered. For the stable distribution (squeeze), these problems have been fixed in version 4.0.1-5.8.
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Debian Linux Security Advisory 2636-1 - Multiple vulnerabilities have been discovered in the Xen hypervisor.
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