It was a long time coming but we finally have a patch for the Java vulnerability in OS X. Apple has made the ptch available vi Software Update. Java for Mac OS X 10.4, Release 9 delivers improved reliability, security and compatibility for J2SE 5.0 and J2SE 1.4.2 on Mac OS X 10.4.11 and later. This release updates J2SE 5.0 to version 1.5.0_19 and J2SE 1.4.2 to version 1.4.2_21.
For more details on this update, please visit this website: http://support.apple.com/kb/HT3593
For information on the security content of this update, please visit this website: http://support.apple.com/kb/HT1222