Actually there is no real fix for the August 2012 and beyond CU issue - you can't slipstream anymore for SP2010 with those newer CUs. See:
http://autospinstaller.codeplex.com/discussions/431649
and
http://autospinstaller.codeplex.com/workitem/18949
Brian
http://autospinstaller.codeplex.com/discussions/431649
and
http://autospinstaller.codeplex.com/workitem/18949
Brian