K48003 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:
K49003 manifest for SAS Time Series Studio Mid-Tier 12.1
K50003 manifest for SAS Time Series Studio Client 12.1