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Random system crash (blue screen) with BugCheck 18 - REFERENCE_BY_POINTER occurs on Windows Server 2012 with VirusScan Enterprise 8.8 Patch 7, 8 or 9
Technical Articles ID:   KB88340
Last Modified:  12/28/2017


McAfee VirusScan Enterprise (VSE) 8.8 Patch 9, 8 and 7
Microsoft Windows Server 2012 Standard (NT kernel version 6.2.x)


In very rare circumstances, a system might experience a system crash (blue screen error) with the following BugCheck code: BugCheck 18 - REFERENCE_BY_POINTER. The BugCheck can occur if the driver mfewfpk.sys references an invalid object used by the kernel.

The stack of the crashing thread contains several references to mfewfpk.

System Change

You installed VSE 8.8 Patch 7 or Patch 8 on Windows Server 2012 (NT version 6.2.x).




The content of this article originated in English. If there are differences between the English content and its translation, the English content is always the most accurate. Some of this content has been provided using Machine Translation translated by Microsoft.

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