Windows SharePoint Services V3 and Microsoft Office SharePoint Server 2007 are now be able to get updated to the latest available bits with December CU. 

KB articles are having sometimes a bit delay but the link should work when these are available.

WSS:

2596987 The full server package for WSS
http://support.microsoft.com/default.aspx?scid=kb;EN-US;2596987

MOSS:

2596986 The full server package for MOSS
http://support.microsoft.com/default.aspx?scid=kb;EN-US;2596986

Download and installation information:

• Install SP3 for WSS and MOSS SP3 and Language Packs if not yet happened.
• Install the full server package for WSS http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=2596987&kbln=en-us
• Install the full server package for WSS http://support.microsoft.com/hotfix/KBHotfix.aspx?kbnum=2596986&kbln=en-us

After applying the preceding updates, run the SharePoint Products and Technologies Configuration Wizard or “psconfig –cmd upgrade –inplace b2b -wait” in command line. This needs to be done on every server in the farm with SharePoint installed.