SharePoint Server 2007 Cumulative Update Packages for December 2009 are now available. To successfully plan and deploy these updates follow these steps:
Step 1: View the presentation Understanding and deploying hotfixes, public updates, and service packs. This presentation, given by Daniel Winter at the SharePoint Products and Technologies conference in March 2008, provides valuable information about the different types of software updates that Microsoft releases for Windows SharePoint Services and Microsoft Office SharePoint Server.
Step 2: Read the article “Deploying software updates for SharePoint Server 2007“.
Step 3: Download and install the update for Windows SharePoint Services 3.0.
Step 4: Download and install December cumulative update. This update provides hotfixes for Windows SharePoint Services 3.0 (KB 977027) and Office SharePoint Server 2007 (KB 977026).
Step 5: Run the SharePoint Products and Technologies Configuration wizard
Updates to the SharePoint Products and Technologies become available periodically here.