Release Notes
- http://java.sun.com/javase/6/webnotes/6u12.html
"This feature release does not contain any new fixes for security vulnerabilities to its previous release, Java SE 6 Update 11*. Users who have Java SE 6 Update 11 have the latest security fixes and do not need to upgrade to this release to be current on security fixes..."
Bug Fixes: 140
- http://java.sun.com/javase/6/webnotes/6u12.html
"This feature release does not contain any new fixes for security vulnerabilities to its previous release, Java SE 6 Update 11*. Users who have Java SE 6 Update 11 have the latest security fixes and do not need to upgrade to this release to be current on security fixes..."
Bug Fixes: 140