UEFI Secure Boot: system fails to boot with "Verification failed: (0x1A) Security Violation

Solution Verified - Updated -

Issue

  • After update, system configured in UEFI Secure Boot fails to boot with following message

    Verification failed: (0x1A) Security Violation
    
  • Booting the system in non Secure Boot works fine

Environment

  • Red Hat Enterprise Linux 8
    • UEFI Secure Boot

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