UPDATE:IMPORTANT(ish): Disable Java

UPDATE: http://www.ctvnews.ca/sci-tech/java-flaw-that-prompted-homeland-security-warning-will-be-fixed-shortly-1.1112071
http://www.reuters.com/article/2013/01/11/us-java-security-idUSBRE90A0S320130111
I would suggest you tell at least a couple of people about this. It's pretty radical for a government to tell hundreds of millions of users to stop using something. (cough...torrents... cough)
http://www.reuters.com/article/2013/01/11/us-java-security-idUSBRE90A0S320130111
Hackers have figured out how to exploit Java to install malicious software enabling them to commit crimes ranging from identity theft to making an infected computer part of an ad-hoc network of computers that can be used to attack websites.
"We are currently unaware of a practical solution to this problem," the Department of Homeland Security's Computer Emergency Readiness Team said in a posting on its website late on Thursday.
............
Oracle declined to comment on the warning on Friday.
I would suggest you tell at least a couple of people about this. It's pretty radical for a government to tell hundreds of millions of users to stop using something. (cough...torrents... cough)