Service Pack 2 for Windows Server 2008 and Windows Vista has been released.
Windows Server 2008 and Windows Vista both leverage the single servicing model and therefore Microsoft will only deliver one service pack for both platforms. This makes it easier for to plan, test, deploy, and manage this Service Pack.
Some of the features in this Service Pack:
The complete list of all Features, Fixes, Deployment Guides and the Release Notes are located here
TechNet and MSDN subscribers can download it now from here (Windows Vista Service Pack 2 and Windows Server 2008 Service Pack 2 for all editions (x86, x64, i64) - DVD (English, French, German, Japanese, Spanish) )
Public downloads will be located here: http://technet.microsoft.com/en-us/windows/dd262148.aspx
In the next few weeks, SP2 will also be available on Windows/Microsoft Update. The Service Pack blocker tool is available for download. The blocker tool will prevent Service Pack 2 from being installed for 12 months from general availability of Service Pack 2