With this cumulative update it took a bit more time to release also the MOSS 2007 uber package. Now we have what you need to easier update the whole MOSS farm with less steps.

The Checklist looks now:

• Preqs are WSS and MOSS Global RTM/SP1 and all language specific RTM/SP1
• Install SP2. SP2 and Language Packs
• Install WSS April CU uber KB 968850
• Install MOSS April CU uber KB 968851
• Run psconfig –cmd upgrade –inplace b2b -wait

Available KB articles:

968850 Description of the Windows SharePoint Services 3.0 cumulative update package: April 30, 2009
http://support.microsoft.com/default.aspx?scid=kb;EN-US;968850

April CU downloads:

WSS the uber package
http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=968850&kbln=en-us

MOSS the uber package
http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=968851&kbln=en-us

FAQ about SP2 and April CU
http://blogs.technet.com/office_sustained_engineering/archive/2009/05/01/faq-concerning-cumulative-updates-for-april-2009-and-the-service-pack-2-for-the-2007-microsoft-office-system-and-microsoft-office-servers.aspx

Updated 12:02 UTC+2; new blog post from the SharePoint Product Group
April Cumulative Update Packages Ready for Download