2564305 - AMD2CICS causing storage overlays in CICS

• AMD2 transaction Program AMD2CICS causes a storage violation.

• The program tried to overlay ECDSA storage.

• AMD2CICS ABEND's OC4 when processing  a 255 byte varchar.

• AMD2CICS ABEND 0C4 dump shows:
  
  CICS Error Data
  PSW............ 07951400 80000000 00000000_45841ECA
  Program........ AMD2CICS                Instruction Length... 0006
  Offset......... 00038ECA                   Interrupt Code....... 0004
  EXEC Key....... 9                             Reason............... 0004

  PSW Points:
  Address   Offset    Object Code      Mnemonic and Operands
  45841EC4 -00000006  D2FF 1000 2000   MVC    0(256,R1),0(R2)
  45841ECA  00000000  4110 1100           LA      R1,256(,R1)
  45841ECE  00000004  4120 2100           LA      R2,256(,R2)
  45841ED2  00000008  4650 F034           BCT    R5,52(,R15)

• Mainframe Connect DB2 UDB Option Version 15 SP05 and SP06

memory overlay, 811599, AMD2CICS, ABEND 0C4, CR 811599, varchar 255 , KBA , BC-SYB-MFC , Mainframe Connect (MFC) , Problem