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IC64702: ERROR HANDLING FOR EXTERNAL MEMORY OVERWRITE NULL POINTER

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • #76 <signal handler called>
    #77 0x0e8a55ac in CLI_stpDescribeCall ()
       from
    /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1
    #78 0x0e824a50 in SQLDescribeParam2 ()
       from
    /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1
    #79 0x0e824144 in SQLDescribeParam ()
       from
    /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1
    #80 0x0eecc534 in
    Java_COM_ibm_db2_jdbc_app_DB2CallableStatement_SQLBindOutParamet
    er () from
    /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2jdbc.so.1
    #81 0x8d5f1dd8 in ?? ()
    
    This appears to be an external memory overwrite, so a check was
    added to make sure that a pointer is valid.
    

Local fix

  • n/a
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * CLI                                                          *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * ERROR HANDLING FOR EXTERNAL MEMORY OVERWRITE NULL POINTER    *
    *                                                              *
    * #76 <signal handler called>                                  *
    *                                                              *
    * #77 0x0e8a55ac in CLI_stpDescribeCall ()                     *
    *                                                              *
    *    from                                                      *
    *                                                              *
    * /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1    *
    *                                                              *
    * #78 0x0e824a50 in SQLDescribeParam2 ()                       *
    *                                                              *
    *    from                                                      *
    *                                                              *
    * /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1    *
    *                                                              *
    * #79 0x0e824144 in SQLDescribeParam ()                        *
    *                                                              *
    *    from                                                      *
    *                                                              *
    * /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2.so.1    *
    *                                                              *
    * #80 0x0eecc534 in                                            *
    *                                                              *
    * Java_COM_ibm_db2_jdbc_app_DB2CallableStatement_SQLBindOutParam
    * er () from                                                   *
    *                                                              *
    * /home2/dbguest3/tmp/libs/opt/IBM/db2/V8.1/lib/libdb2jdbc.so.1
    *                                                              *
    * #81 0x8d5f1dd8 in ?? ()                                      *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * db2_v97fp2                                                   *
    ****************************************************************
    

Problem conclusion

  • This appears to be an external memory overwrite, so a check was
    
    added to make sure that a pointer is valid.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC64702

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    970

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2009-11-19

  • Closed date

    2010-03-01

  • Last modified date

    2010-12-11

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

    LI72709

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

Fix information

  • Fixed component name

    DB2 FOR LUW

  • Fixed component ID

    DB2FORLUW

Applicable component levels

  • R970 PSY

       UP

[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"Db2 for Linux, UNIX and Windows"},"Component":"","ARM Category":[],"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.7","Edition":"","Line of Business":{"code":"LOB10","label":"Data and AI"}}]

Document Information

Modified date:
11 December 2010