EK Errant - Untrusted Registers of PC and SVC Target Routines - IBM MediaCenter

EK Errant - Untrusted Registers of PC and SVC Target Routines

From 55000847AC 55000847AC

Explanation of how parameters from an unauthorized requester are not to be trusted in a PC target routine.
For more information, please see the following:
z/OS MVS Programming: Authorized Assembler Services Guide -System integrity
z/OS MVS Programming: Authorized Assembler Services Reference -ETDEF —Create an entry table descriptor (ETD
z/Architecture Principles of Operation
MOVE WITH SOURCE KEY (MVCSK)
MOVE WITH DESTINATION KEY (MVCDK)

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