Z55001 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:
Z57001 manifest for SAS OpRisk VaR Java Client 6.1_M2
Z58001 manifest for SAS OpRisk VaR Mid-Tier 6.1_M2
Z59001 manifest for SAS OpRisk VaR Plug-in for SAS Management Console 6.1_M2
Z60001 manifest for SAS OpRisk VaR Server 6.1_M2