Updates have been posted on the SharePoint Team Blog… Be sure to read them
The new search functionality introduced as part of the Search Server 2008 and Search Server Express products is finally available for the MOSS platform along with some other updates and bug fixes.
Find out everything you need to know about these patches on the following blog posts from the SharePoint Team and Enterprise Search Team:
SharePoint Team Post
Enterprise Search Team Post
In addition to the search functionality updates, there are also some enhancements and bug fixes for content deployment as well as some platform performance improvements. (Can’t wait to see the performance gains…) Microsoft recommends that the hotfixes be applied as soon as possible.
Good luck!