K3B001 is a "container" hot fix that contains "member" hot fixes which will update your SAS software components.
See "What is a container hot fix?" in the SAS Hot Fix FAQ for more information on container and member hot fixes.
A manifest listing the contents of each of the following "member" hot fixes is available:
K2T001 manifest for SAS Decision Services Administration API 6.4_M2
K2U001 manifest for SAS Environment Manager Plug-In for SAS Decision Services Engine Administration 6.4_M2
K2V001 manifest for SAS Decision Services Monitor 6.4_M2
K2W001 manifest for SAS Decision Services Plug-ins for SAS Management Console 6.4_M2
K2X001 manifest for SAS Decision Services Server Configuration 6.4_M2
K2Y001 manifest for SAS Decision Services Design Mid-Tier 6.4_M2
K2Z001 manifest for SAS Decision Services Engine Server 6.4_M2
K3A001 manifest for SAS Decision Services Logical File Types 6.4_M2
K3C001 manifest for SAS Decision Services SAS Federation Server Config 6.4_M2