PM58708: WEB SERVICES XML PARSER MAY THROW A JAVA.LANG.NULLPOINTEREXCEPTION.

8.0.0.4: WebSphere Application Server V8.0 Fix Pack 4
7.0.0.25: WebSphere Application Server V7.0 Fix Pack 25
8.0.0.5: WebSphere Application Server V8.0 Fix Pack 5
7.0.0.27: WebSphere Application Server V7.0 Fix Pack 27
8.0.0.6: WebSphere Application Server V8.0 Fix Pack 6
7.0.0.29: WebSphere Application Server V7.0 Fix Pack 29
8.0.0.7: WebSphere Application Server V8.0 Fix Pack 7
8.0.0.8: WebSphere Application Server V8.0 Fix Pack 8
7.0.0.31: WebSphere Application Server V7.0 Fix Pack 31
7.0.0.27: Java SDK 1.6 SR13 FP2 Cumulative Fix for WebSphere Application Server
7.0.0.33: WebSphere Application Server V7.0 Fix Pack 33
8.0.0.9: WebSphere Application Server V8.0 Fix Pack 9
7.0.0.35: WebSphere Application Server V7.0 Fix Pack 35
8.0.0.10: WebSphere Application Server V8.0 Fix Pack 10
7.0.0.37: WebSphere Application Server V7.0 Fix Pack 37
8.0.0.11: WebSphere Application Server V8.0 Fix Pack 11
7.0.0.39: WebSphere Application Server V7.0 Fix Pack 39
8.0.0.12: WebSphere Application Server V8.0 Fix Pack 12
7.0.0.41: WebSphere Application Server V7.0 Fix Pack 41
8.0.0.13: WebSphere Application Server V8.0 Fix Pack 13
7.0.0.43: WebSphere Application Server V7.0 Fix Pack 43
8.0.0.14: WebSphere Application Server V8.0 Fix Pack 14
7.0.0.45: WebSphere Application Server V7.0 Fix Pack 45
8.0.0.15: WebSphere Application Server V8.0 Fix Pack 15
7.0.0.25: Java SDK 1.6 SR11 Cumulative Fix for WebSphere Application Server
7.0.0.27: Java SDK 1.6 SR12 Cumulative Fix for WebSphere Application Server
7.0.0.29: Java SDK 1.6 SR13 FP2 Cumulative Fix for WebSphere Application Server
7.0.0.45: Java SDK 1.6 SR16 FP60 Cumulative Fix for WebSphere Application Server
7.0.0.31: Java SDK 1.6 SR15 Cumulative Fix for WebSphere Application Server
7.0.0.35: Java SDK 1.6 SR16 FP1 Cumulative Fix for WebSphere Application Server
7.0.0.37: Java SDK 1.6 SR16 FP3 Cumulative Fix for WebSphere Application Server
7.0.0.39: Java SDK 1.6 SR16 FP7 Cumulative Fix for WebSphere Application Server
7.0.0.41: Java SDK 1.6 SR16 FP20 Cumulative Fix for WebSphere Application Server
7.0.0.43: Java SDK 1.6 SR16 FP41 Cumulative Fix for WebSphere Application Server

APAR status

• Closed as program error.

Error description

• A NullPointerException may occur while parsing an XML document.
  
  Sample stack trace:
  
  java.lang.NullPointerException
  at
  com.ibm.xml.xlxp2.scan.util.XMLString$1.hasReferenceTo(XMLString
  .java:111)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory$DataBufferRe
  ferrerQueue.isReferenced(SimpleDataBufferFactory.java:51)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory.reclaimBuffe
  rs(SimpleDataBufferFactory.java:272)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory.reset(Simple
  DataBufferFactory.java:256)
  ...
  

Local fix

• Candidate to be fixed for next release.
  

Problem summary

• ****************************************************************
  * USERS AFFECTED:  All IBM WebSphere Application Server V7.0   *
  *                  and V8.0 users of StAX, JAXB and JAX-WS.    *
  ****************************************************************
  * PROBLEM DESCRIPTION: The Web Services XML parser may throw   *
  *                      a NullPointerException while parsing    *
  *                      an XML document.                        *
  ****************************************************************
  * RECOMMENDATION:  Install a fix pack that contains this       *
  *                  APAR.                                       *
  ****************************************************************
  When running a StAX, JAXB or JAX-WS application, a
  NullPointerException may occur while parsing an XML document.
  Here is an example error:
  java.lang.NullPointerException
  at
  com.ibm.xml.xlxp2.scan.util.XMLString$1.hasReferenceTo(XMLString
  .java:111)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory$DataBufferRe
  ferrerQueue.isReferenced(SimpleDataBufferFactory.java:51)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory.reclaimBuffe
  rs(SimpleDataBufferFactory.java:272)
  at
  com.ibm.xml.xlxp2.scan.util.SimpleDataBufferFactory.reset(Simple
  DataBufferFactory.java:256)
  ...
  

Problem conclusion

• The issue was fixed by adding a required null check within the
  Web Services XML parser.
  
  The fix for this APAR is currently targeted for inclusion in
  fix packs 7.0.0.25 and 8.0.0.4. Please refer to the Recommended
  Updates page for delivery information:
  http://www.ibm.com/support/docview.wss?rs=180&uid=swg27004980
  

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

• R700 PSY

     UP

• R800 PSY

     UP