Gentoo Linux Security Advisory 201604-3 - Multiple vulnerabilities have been found in Xen, the worst of which cause a Denial of Service. Versions less than 4.6.0-r9 are affected.
a7e9bd9d6342dd146c7a64ee40be706e83549d090ba7149e7ac964a6280a8109
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.
42fbd346dc4e79100c814835fd5068ef0a6bd2ccc23977307e7f191f8be1cc22