IBM Support

IJ29923: THE QRADAR MSRPC PROTOCOL CAN INCREASE CPU UTILIZATION ON MICROSOFT WINDOWS SERVERS

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APAR status

  • Closed as program error.

Error description

  • Administrators with the latest version of the MSRPC protocol
    from December 9th, 2020 weekly auto update can experience
    increased CPU utilization for the EventLog service under
    svchosts.exe on their Windows Servers. Over time, this issue
    can lead to instability for the remote server. Administrators
    can downgrade their Microsoft Security Event Log over MSRPC
    protocol (PROTOCOL-WindowsEventRPC) version to avoid this
    reported issue.
    
    The following RPM versions are affected by
    this issue:
    -
    PROTOCOL-WindowsEventRPC-7.3-20201110190432.noarch.rpm
    -
    PROTOCOL-WindowsEventRPC-7.4-20201110190414.noarch.rpm
    

Local fix

Problem summary

  • The fix is available in the following RPMs on IBM Fix Central:
    PROTOCOL-WindowsEventRPC-7.3-20210113131116.noarch.rpm
    PROTOCOL-WindowsEventRPC-7.4-20210113131122.noarch.rpm
    

Problem conclusion

  • The fix is available in the following RPMs on IBM Fix Central:
    PROTOCOL-WindowsEventRPC-7.3-20210113131116.noarch.rpm
    PROTOCOL-WindowsEventRPC-7.4-20210113131122.noarch.rpm
    

Temporary fix

Comments

APAR Information

  • APAR number

    IJ29923

  • Reported component name

    QRADAR SOFTWARE

  • Reported component ID

    5725QRDSW

  • Reported release

    740

  • Status

    CLOSED PER

  • PE

    NoPE

  • HIPER

    NoHIPER

  • Special Attention

    NoSpecatt / Xsystem

  • Submitted date

    2020-12-14

  • Closed date

    2021-03-10

  • Last modified date

    2021-03-10

  • 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

    QRADAR SOFTWARE

  • Fixed component ID

    5725QRDSW

Applicable component levels

[{"Line of Business":{"code":"LOB10","label":"Data and AI"},"Business Unit":{"code":"BU029","label":"Software"},"Product":{"code":"SSBQAC","label":"IBM QRadar SIEM"},"Platform":[{"code":"PF025","label":"Platform Independent"}],"Version":"740"}]

Document Information

Modified date:
11 March 2021