Sun released 17 bug fixes for JDK 5 Update 21. There are no new security vulnerabilities fixes part of this update. Support has also been added for Windows Vista SP2 and Windows Server 2008 SP2. The bulletin is available here.

Sun released a bug fixe for Java SE 6 Update 16. There are no new security vulnerabilities fixes part of this update. Users who have Java SE 6 Update 15 have the latest security fixes and do not need to upgrade to this release to be current on security fixes. The bulletin is available here.
 

Guy Bruneau IPSS Inc. gbruneau at isc dot sans dot org