Why isn't Apple giving us a patch?

Why isn't Apple giving us a patch for the java bug that Sun fixed 5 months ago?
SANS Internet Storm Center doesn't know either.
http://isc.sans.org/diary.html?storyid=6442&rss

Klingons need antivirus too.

http://www.sophos.com/klingon/

You think you're immune just because you run MacOS or Linux, but not even the Klingons can keep today's malware at bay without a little help.