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IC71115: SECURITY: POTENTIAL CRASH WITH STMM ENABLED AND DATABASE_MEMORY SET TO AUTOMATIC

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You can track all active APARs for this component.

 

APAR status

  • Closed as program error.

Error description

  • In a rare case, a malicious user with local system access could
    potentially cause a DB2 server on the system containing an
    active database with STMM enabled and DATABASE_MEMORY set to
    AUTOMATIC to crash.
    

Local fix

  • Disable automatic tuning of DATABASE_MEMORY, if possible.
    

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * DB2 Users on UNIX platforms with STMM enabled and            *
    * DATABASE_MEMORY set to AUTOMATIC.                            *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description.                                       *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to DB2 Version 9.5 Fix Pack 8.                       *
    ****************************************************************
    

Problem conclusion

  • The problem is first fixed in DB2 Version 9.5 Fix Pack 8.
    

Temporary fix

Comments

APAR Information

  • APAR number

    IC71115

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    950

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt

  • Submitted date

    2010-09-14

  • Closed date

    2011-11-01

  • Last modified date

    2011-11-01

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

    IC70473

  • 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

  • R950 PSN

       UP

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"9.5"}]

Document Information

Modified date:
16 September 2021