Driver version 1.4.3 does fix the issue and if you still experience problem after upgrading to 1.4.3 , please let us know. Thank you.
The Malicious Driver Detection issue that we are aware of is addressed in the 1.7.1 i40en driver release for ESXi 6.7 available for download here: Link to Download
Note: Drivers that address the MDD issue for ESXi 6.0 & ESXi 6.5 will be available in a future release.
For more information please see the blog post: Malicious Driver Detection (MDD) Event – Resolved