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IV41608: CONCURRENCY ISSUE IN ADDING AND RETRIEVING THE TGT/KEBEROSTICKET/KEYS

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APAR status

  • Closed as program error.

Error description

  • Error Message: major string: General failure, unspecified at
GSSAPI level
minor string: Credential initialization error:
java.lang.NullPointerException , will try the kerberos Way
.
Stack Trace: Caused by: java.lang.NullPointerException
    at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.a(SPNEGOContext.
java:312)
    at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.acceptSecContext
(SPNEGOContext.java:195)
    at
com.ibm.security.jgss.GSSContextImpl.acceptSecContext(GSSContext
Impl.java:96)
    at
com.ibm.security.jgss.GSSContextImpl.acceptSecContext(GSSContext
Impl.java:159)
    ....
When com.ibm.security.jgss.debug was enabled, the following
stack trace can be found:
org.ietf.jgss.GSSException, major code: 11, minor code: 0
 major string: General failure, unspecified at GSSAPI level
 minor string: Unable to create mechanism credential element
at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.a(SPNEGOContext.
java:136)
at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.a(SPNEGOContext.
java:187)
at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.a(SPNEGOContext.
java:417)
at
com.ibm.security.jgss.mech.spnego.SPNEGOContext.acceptSecContext
(SPNEGOContext.java:195)
at
com.ibm.security.jgss.GSSContextImpl.acceptSecContext(GSSContext
Impl.java:96)
at
com.ibm.security.jgss.GSSContextImpl.acceptSecContext(GSSContext
Impl.java:159)
at
com.nylaarp.services.security.krb5.GssKerberosServicePrincipal$1
.run(GssKerberosServicePrincipal.java:76)
at
com.nylaarp.services.security.krb5.GssKerberosServicePrincipal$1
.run(GssKerberosServicePrincipal.java:65)
at
java.security.AccessController.doPrivileged(AccessController.jav
a:284)
at javax.security.auth.Subject.doAs(Subject.java:573)
....
.
N/A

Local fix

  • N/A

Problem summary

  • Concurrency issue in adding and retrieving the
TGT/KeberosTicket/Keys

Problem conclusion

  • This defect will be fixed in:
7.0.0 SR5
6.0.1 SR6
6.0.0 SR14
5.0.0 SR16FP3
.
Access to Subject is not synchronized, therefore it is not
thread safe.

Temporary fix

  • N/A

Comments

  • 



APAR Information




    

  • APAR number
    IV41608
    • 

  • Reported component name
    JAVA 5 SECURITY
    • 

  • Reported component ID
    620500125
    • 

  • Reported release
    500
    • 

  • Status
    CLOSED  PER
    • 

  • PE
    NoPE
    • 

  • HIPER
    NoHIPER
    • 

  • Special Attention
    NoSpecatt
    • 

  • Submitted date
    2013-05-03
    • 

  • Closed date
    2013-05-15
    • 

  • Last modified date
    2013-05-15
    • 





    

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

    
IV41607
    

    • 

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

    • 



Fix information


    

  • Fixed component name
    JAVA 5 SECURITY
    • 

  • Fixed component ID
    620500125
    • 



Applicable component levels


    

  • R500  PSY
       UP
    • 








      
              
                            

              

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Document Information


            

            


                        

            Modified date:
            

            07 December 2020
            

            
                      

        


        

        


      

    

  



    

  

  
    
            

          
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