... you should click through to some Adobe Reader security goodness. You'll be glad you did, especially when all the malware in the wild targeting it bounces off of you.
This one's nasty, and well done to Adobe for pushing out an emergency patch, and for Firefox for so helpfully telling us. And we'll take a break from the Windows bashing, because this is a cross-platform security bug:
The fixes address a vulnerability in Windows, Mac, and Linux versions of the reader that allows hackers to remotely install malware on end-users' machines by tricking them into opening a booby-trapped document.You can find out more from Adobe, and get the patch, by clicking here. Srlsy, you want this, whoever you are.
UPDATE 30 June 2010 09:24: Just to clarify the link to the patches: