PH52363: AFTER SERVER HAS BEEN RUNNING FOR A FEW HOURS, SPNEGOTOKENHELPER API MAY FAIL DUE TO THE LACK OF KERBEROS CREDENTIAL

APAR status

• Closed as program error.

Error description

• After server has been running for a few hours, SpnegoTokenHelper
  API may fail due to the lack of Kerberos credential
  

Local fix

Problem summary

• ****************************************************************
  * USERS AFFECTED:  IBM WebSphere Application Server users of   *
  *                  SPNEGO constrained delegation               *
  ****************************************************************
  * PROBLEM DESCRIPTION: SpnegoTokenHelper API calls fail with   *
  *                      GSSException after a few hours of the   *
  *                      WebSphere Application Server running.   *
  ****************************************************************
  * RECOMMENDATION:                                              *
  ****************************************************************
  The kerberos ticket expires on the server and is not
  successfully refreshed on subsequent requests.
  

Problem conclusion

• The kerberos ticket expiration handling logic was fixed in
  this APAR. The fix is automatically applied if SPNEGO
  constrained delegation is enabled.
  
  The fix for this APAR is targeted for inclusion in fix pack
  9.0.5.16 and 8.5.5.24. For more information, see 'Recommended
  Updates for  WebSphere Application Server':
  https://www.ibm.com/support/pages/node/715553
  

Temporary fix

Comments

APAR Information

• 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

  WEBS APP SERV N

• Fixed component ID

  5724H8800

Applicable component levels