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RAC and Standalone Environments, using ASM with ACFS, can be affected with kernel panics caused by OKS Module, in association with IBM Scanners or Other Scanners (20140148) (Doc ID 1615298.1)

Last updated on JANUARY 24, 2020

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.


 So far, the issue is mainly encountered with IBM Port Scanners.  However, there is a possibility that other SSL Scanners' checks can cause the issue.

PLEASE NOTE: Any scan that probes the port that the ACFS daemon uses is affected...NOT just IBM Port Scanners.

 1)  If on the Environment the scan script runs with IBM Port Scanners turned on, the Server/Node crashes with an OKS module panic call that is caused by OKS Module:





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