W34001 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:
W28001 manifest for SAS Environment Manager Mid-Tier 2.5
W31001 manifest for SAS Environment Manager Library Module 2.1
W32001 manifest for SAS Environment Manager Server Module 2.1
W33001 manifest for SAS Environment Manager User Module 2.2