IBM Support

IT35834: TLS/SSL channel on distributed platform intermittently stops when partner channel is running on HPE Non Stop

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APAR status

  • Closed as program error.

Error description

  • MQ TLS/SSL channel running on distributed platforms
intermittently time out and stops when
the partner channel is running HPE Non Stop platform.

The problem might also occur when the channel is started and the
channel might fails to start

Local fix

  • 



Problem summary


    

  • ****************************************************************
USERS AFFECTED:
Users running TLS/SSL channels between Distributed platforms and
HPE NonStop platform


Platforms affected:
MultiPlatform

****************************************************************
PROBLEM DESCRIPTION:
A defect in handling TLS/SSL re-negotiation after key reset
causing the channel to timeout and ends after the expiry of Heat
Beat interval. The problem might also occur during initial
TLS/SSL handshake when the channel is started.

    



Problem conclusion


    

  • This issue is addressed by updating the level of the GSKit
cryptographic libraries in use by MQ to GSKit 8.0.55.21 or
later.

---------------------------------------------------------------
The fix is targeted for delivery in the following PTFs:

Version    Maintenance Level
v9.0 LTS   9.0.0.12
v9.1 LTS   9.1.0.8
v9.2 LTS   9.2.0.2
v9.x CD    9.2.3

The latest available maintenance can be obtained from
'WebSphere MQ Recommended Fixes'
http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006037

If the maintenance level is not yet available information on
its planned availability can be found in 'WebSphere MQ
Planned Maintenance Release Dates'
http://www-1.ibm.com/support/docview.wss?rs=171&uid=swg27006309
---------------------------------------------------------------

    



Temporary fix


    

  • 



Comments


    

  • 



APAR Information




    

  • APAR number
    IT35834
    • 

  • Reported component name
    IBM MQ BASE M/P
    • 

  • Reported component ID
    5724H7261
    • 

  • Reported release
    900
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt / Xsystem
    • 

  • Submitted date
    2021-02-08
    • 

  • Closed date
    2021-05-18
    • 

  • Last modified date
    2021-05-18
    • 





    

  • APAR is sysrouted FROM one or more of the following:
    

    • 

  • APAR is sysrouted TO one or more of the following:
    

    • 



Fix information


    

  • Fixed component name
    IBM MQ BASE M/P
    • 

  • Fixed component ID
    5724H7261
    • 



Applicable component levels


    








      
              
                            

              

              [{"Line of Business":{"code":"LOB45","label":"Automation"},"Business Unit":{"code":"BU053","label":"Cloud & Data Platform"},"Product":{"code":"SSYHRD","label":"IBM MQ"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.0"}]
              

                          

          
 
        

      

    

      

        

          

            
Document Information


            

            


                        

            Modified date:
            

            19 May 2021
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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