J8U003 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:
J8T001 manifest for SAS Threaded Kernel Extension for SAP IQ 9.4_M7
J8S004 manifest for SAS/ACCESS Interface to SAP IQ 9.4_M6