D8Y004 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:
D8U004 manifest for SAS Data Integration Studio 4.7_M6
D8V004 manifest for SAS Data Integration Studio Server Data 4.7_M6
D8W002 manifest for SAS Data Integration Studio Server JARs 4.8_M5