After they have been leaked early , now they are officially available: http://support.microsoft.com/Default.aspx?kbid=938979 http://support.microsoft.com/?kbid=938194 At this stage they do not seem to be available via Windows Update but they might become...
Instead of calling Microsoft for a hotfix you can now use the Hotfix Request Web Submission Form at: https://support.microsoft.com/contactus2/emailcontact.aspx?scid=sw;en;1410&WS=hotfix
Several sites started mentioning hotfixes for Vista that are released to Windows 2008 testers. The patches are supposed to fix reliability issues, performance issues, standby/resume issues and other unnamed issues. There are a couple of very interesting...
Take a look at: http://support.microsoft.com/kb/931212 http://support.microsoft.com/kb/939373 This has also been mentioned on Donna's Security Flash (which is a great resource for security news/updates).