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App Control: Microsoft DLL receives sharing violation when run

App Control: Microsoft DLL receives sharing violation when run

Environment

  • App Control Agent: 8.5.x and below
  • Microsoft Windows: All Supported versions

Symptoms

  • Application running Microsoft DLLs receives sharing violations when run
  • Sharing violation may or may not occur every time

Cause

A conflict between the App Control agent and the other application due to FILE_SHARE_DELETE permissions - EP-12024

Resolution

  • This issue will be fixed in the 8.6 agent
  • As a workaround, add a performance optimization rule for the running process with the Specific Path:
    • *\Users\*\AppData\Local\Temp\expression_host_*.dll

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Creation Date:
‎03-15-2021
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546