Microsoft just can’t catch a break lately. Or rather, they’re catching too many, of the wrong kind. Once again a patch designed to fix a security vulnerability breaks important functionalities of the software. In this case, an Exchange Server 2010 patch rendered Outlook no longer able to connect to Exchange. A couple of other updates caused problems with some systems, as well.
Check out the whole story here:
http://www.gfi.com/blog/december-patch-tuesday-follow-up/