It’s come up before = and I still get questions about disabling Java – so post time.
Back in january the LA Times wrote
The Cupertino, Calif., company has remotely disabled the vulnerable software. Users whose Macs run the Mountain Lion, Lion, Snow Leopard or Leopard operating systems are safe.
Also Rick Ortiz wrote:
If you use Safari, Apple already did it for you. If you use any other browser follow the instructions. Though Oracle supposedly fixed this, there seems to be concern about the patch not being complete.
Bottom line – if you are reading this then I suspect that your Mac OS is at least at Leopard (according to the analytics) – but if in any doubt – as Rick says – follow the instructions