Please offer more details on R20 PTF SO14583 , the Solution document doesn't provide enough information.
Release : 20.0
Component : CA Database Analyzer for DB2 for z/OS
The changes related to XMANAGER PTF SO14583, are changes involved for validating that the parameters passed to XMANAGER PC routines that do not violate any system integrity rules - in particular, that would be that non-authorized callers of XMANAGER routines are not allowed access to restricted storage.
Note: These changes are not being made to address any known current violation - they are being made to ensure that no violation can occur.