ACF2 compatibility fix SO14735 for zos 2.40 upgrade and MLS
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ACF2 compatibility fix SO14735 for zos 2.40 upgrade and MLS

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Article ID: 273116

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Updated On:

Products

ACF2 - z/OS

Issue/Introduction

 ACF2 compatibility fixes required for the upgrade to z/OS 2.40 include SO14735.

++PTF (SO14735)                                              
/************************************************************
                                                             
ACF00MLS+280 S0D3 ABEND AFTER SO13143 WITH MLS ACTIVE        
                                                             
PROBLEM DESCRIPTION:  

After installation of PTF SO13143 an abend S0D3 may occur in 
module ACF00MLS+280 when a PTKTDATA SSKEY record is deleted. 
The problem is limited to sites that run with MLS active.    

MLS is Multilevel Security, and is a feature of ACF2.

How can it be determined if MLS  is active with ACF2 ?

If MLS is inactive, is the fix required?

Environment

Release : 16.0

Cause

The z/OS Compatibility Matrix  directs the viewer to  this entry for ACF2:

ACF2 for z/OS 16.0

Fix Category: CA.TargetSystem-RequiredService.z/OS.V2R4

ACF2 for z/OS (CAX1G00)
  • SO08264 SO11344 SO13143 SO14735
ACF2 for z/OS (CAX1G01)
  • SO09656 SO11277

Resolution

The status of MLS is shown by entering these commands at the TSO , ACF prompt:

 READY                                    
acf                                       
 ACF                                      
show mls status                           
 -- Multilevel Security (MLS) Facility --
                                          
    MLS Status:    INACTIVE               
    MLS Mode:      *NONE*                 
    Write-Down:    *NONE*                 
    Current SYSID: XA01                   
 ACF                                      

 

Regardless of the status of MLS you are required to install SO14735 for ACF2 support of z/OS 2.40.