IBM Support

IV41607: CONCURRENCY ISSUE IN ADDING AND RETRIEVING THE TGT/KEBEROSTICKET/KEYS

Subscribe to this APAR

By subscribing, you receive periodic emails alerting you to the status of the APAR, along with a link to the fix after it becomes available. You can track this item individually or track all items by product.

Notify me when this APAR changes.

Notify me when an APAR for this component changes.

 

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 SR16 FP3
    .
    Access to Subject is not synchronized, therefore it is not
    thread safe.
    

Temporary fix

  • N/A
    

Comments

APAR Information

  • APAR number

    IV41607

  • Reported component name

    SECURITY

  • Reported component ID

    620700125

  • Reported release

    260

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2013-05-03

  • Closed date

    2013-05-15

  • Last modified date

    2013-06-09

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

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

    IV41608

Fix information

  • Fixed component name

    SECURITY

  • Fixed component ID

    620700125

Applicable component levels

  • R260 PSY

       UP

  • R600 PSY

       UP

[{"Business Unit":{"code":"BU059","label":"IBM Software w\/o TPS"},"Product":{"code":"SSNVBF","label":"Runtimes for Java Technology"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"260","Edition":"","Line of Business":{"code":"LOB36","label":"IBM Automation"}}]

Document Information

Modified date:
07 December 2020