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MA49492 - LIC-COMM-TLS TLSV1.3 IllegalParameter PSK Handshake Failure

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APAR (Authorized Program Analysis Report)

Abstract

LIC-COMM-TLS TLSV1.3 IllegalParameter PSK Handshake Failure

Error Description

The PSK extension is added to the ?client hello? resulting in  
"illegal parameter"                                            
A TLSv1.3 handshake fails with IllegalParameter on the server  
when the client hello includes an invalid pre-shared key        
extension.                                                      

Problem Summary

Please see the Error Description section.                      

Problem Conclusion

A TLSv1.3 client hello includes a valid pre-shared key          
extension.                                                      

Temporary Fix

Comments

Circumvention


PTFs Available

R730 MF69527  2132

R740 MF69523  2125

R750 MF69525  2104

Affected Modules


         
         

Affected Publications

Summary Information

Status............................  CLOSED PER
HIPER.............................  No
Component.........................  9400DG300
Failing Module....................  RCHMGR
Reported Release..................  R740
Duplicate Of......................  




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Document Information

Modified date:
24 May 2022