IBM Support

IT36718: SECURITY: IBM DB2 MAY BE VULNERABLE TO AN INFO. DISC. IN SOME CASES WHEN A USER CREATES AN INLINE SQL FUNC. (CVE-2021-20579)

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APAR status

  • Closed as fixed if next.

Error description

  • IBM Db2 is vulnerable to an Information Disclosure for users who
    can create a view or inline SQL function when AUTO_REVAL is set
    to DEFFERED_FORCE.
    See Security Bulletin for details:
    https://www.ibm.com/support/pages/node/6466369
    

Local fix

Problem summary

  • ****************************************************************
    * USERS AFFECTED:                                              *
    * All DB2 systems on all Linux, Unix and Windows platforms at  *
    * service levels Version 10.5 GA  through to Version 10.5 Fix  *
    * Pack 11.                                                     *
    ****************************************************************
    * PROBLEM DESCRIPTION:                                         *
    * See Error Description                                        *
    ****************************************************************
    * RECOMMENDATION:                                              *
    * Upgrade to DB2 Version 11.1.4 Fix Pack 7 or 11.5.6 or        *
    * higher. See Security Bulletin for details.                   *
    ****************************************************************
    

Problem conclusion

Temporary fix

Comments

APAR Information

  • APAR number

    IT36718

  • Reported component name

    DB2 FOR LUW

  • Reported component ID

    DB2FORLUW

  • Reported release

    A50

  • Status

    CLOSED FIN

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2021-04-27

  • Closed date

    2021-06-22

  • Last modified date

    2021-06-23

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

    IT36475

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

Fix information

Applicable component levels

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU029","label":"Software"},"Product":{"code":"SSEPGG","label":"DB2 for Linux- UNIX and Windows"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"10.5"}]

Document Information

Modified date:
24 June 2021