UPDATE – 10/13/09 They have updated the WSS package. It went live on October 7th. Now, you can safely download the WSS CU package using the link below and it should not contain the database attach issue. Links to both the WSS and MOSS CU packages are below.
UPDATE – 10/01/09: They are updating the WSS CU package to resolve the issue described in the blog posts below…I will update this post again when the new package is live. Right now, you just need to wait for the new package and do not use the previous WSS CU version.
However, note there is an issue with the current cumulative update (CU) packages. Please read the following posts and determine if this issue will effect you before installing the packages:
You can download the packages by using the “View and request hotfix downloads” link at the top of the KB articles:
As always, you can get the most current information about the updates by visiting the TechNet Updates Resource Center for SharePoint Products and Technologies