Critical Patch Updates, Security Alerts and Third Party Bulletin
Below page lists security patches, in the form of Critical Patch Updates (CPUs), Security Alerts and Third Party Bulletin updates, that Oracle has released. The page is updated when new Critical Patch Updates and Security Alerts are released, and it is possible to receive notification of releases by email.
http://www.oracle.com/technetwork/topics/security/alerts-086861.html#CriticalPatchUpdates
Thanks,
Praveen