Update Rollup 3 for Windows Small Business Server 2011 Standard and Update Rollup 6 for Windows Small Business Server 2008 Available Now – The Windows Server Essentials and Small Business Server Blog – Site Home – TechNet Blogs:
Do you need these update rollups right away?
If you have SBS 2008 – only if you need Windows 8 deployed.
Description of Windows Small Business Server 2008 Update Rollup 6:
And don’t forget you also need KB2734608 on the box to support Windows 8 in WSUS and see this post —
Additional note on KB 2734608 regarding WSUS, Windows 8 and Windows Server 2012 – The WSUS Support Team Blog – Site Home – TechNet Blogs:
For SBS 2011
Read the details of the KB:
Update Rollup 3 for Windows Small Business Server 2011 Standard is available:
Items 1-3 are for Windows 8 deployment
Items 4-7 see if you need these sooner versus later.
And don’t forget you’ll need KB2734608 on that box as well.