After running the most recent System Rediness kit, my checkSUR log reports this back:
================================= Checking System Update Readiness. Binary Version 6.0.6002.22202 Package Version 6.0 2009-10-15 12:26
Checking Windows Servicing Packages
Checking Package Manifests and Catalogs (f) CBS MUM Corrupt 0x800F0900 servicing\packages\Package_for_KB958644_server_0~31bf3856ad364e35~amd64~~6.0.1.0.mum Line 1: ¿ ìÀEà
Checking Package Watchlist
Checking Component Watchlist
Checking Packages
Checking Component Store (f) CSI Catalog Corrupt 0x800B0003 winsxs\Catalogs\52646ce68754671a62fd0d25dcd8a03dba335cc5511869685087e49e4bac718e.cat 777097e6ce7..f9531e5d859_31bf3856ad364e35_6.0.6001.18175_eb5dd421cfecc297
Summary: Seconds executed: 912 Found 2 errors CSI Catalog Corrupt Total count: 1 CBS MUM Corrupt Total count: 1
(w) Unable to get system disk properties 0x0000045D IOCTL_STORAGE_QUERY_PROPERTY Disk Cache Customer Experience report successfully uploaded. Thank you for participating. For more information, see the Microsoft Customer Experience Improvement Program on the Microsoft web site.