Next week's regular Patch Tuesday includes six security updates to squash 11 bugs in a variety of applications.
Four of the six security bulletins being released on Patch Tuesday are rated "critical" and will address both operating system and application vulnerabilities.
Mac OS X Lion users get a second security update aimed at Flashback, the Mac malware that has reportedly infected 600,000 computers since last year.
UPDATE: Security patch urged after release of proof-of-concept exploit accompanies a a working exploit, possibly from Microsoft.
One of the six updates patch bugs that Microsoft confirms could be exploited by attackers to compromise PCs and plant malware on victimized machines.
The second Patch Tuesday of 2012 will see nine security bulletins, four of which are deemed critical.
Critical bug fixes addressed in both Snow Leopard and Lion, in Apple's first security update of the year.
From a session saver to a social media assistant to a simple in-browser image editor, these extensions provide a variety of useful tools for the growing legions of Chrome users.
Web Developer is a free Firefox add-on that offers a plethora of tools for debugging websites and tweaking browser behavior.