VMware drivers, such as vmmon and vmnet, are not able to be loaded if not signed before (this is likely to happen after update). This script helps to automaticly sign vmon and vmnet drivers.

sign-vmware-vmmon-vmnet.sh

#!/usr/bin/env bash


main() {
    today_date=$(date +%Y%m%d)
    key_filename="VMWARE${today_date}.priv"
    cert_filename="VMWARE${today_date}.der"
    
    openssl req -new -x509 -newkey rsa:2048 -keyout "${key_filename}" -outform DER -out "${cert_filename}" -nodes -days 36500 -subj "/CN=VMWARE/"

    sudo /usr/src/linux-headers-$(uname -r)/scripts/sign-file sha256 ./"${key_filename}" ./"${cert_filename}" $(modinfo -n vmmon)
    sudo /usr/src/linux-headers-$(uname -r)/scripts/sign-file sha256 ./"${key_filename}" ./"${cert_filename}" $(modinfo -n vmnet)

    # You will be prompt to set a password.
    # Type 'bcde' to avoid azerty vs qwerty issue.
    sudo mokutil --import "${cert_filename}"

}

main