Unspecified vulnerability in the Oracle VM component in Oracle VM 2.2.1 allows local users to affect confidentiality, integrity, and availability via unknown vectors related to ovs-agent. NOTE: the previous information was obtained from the October 2010 CPU. Oracle has not commented on claims from a third party researcher that this is related to the storage of passwords and password hashes in cleartext in files with insecure permissions.
http://www.us-cert.gov/cas/techalerts/TA10-287A.html
http://www.securityfocus.com/archive/1/514612/100/0/threaded
http://www.oracle.com/technetwork/topics/security/cpuoct2010-175626.html