Ensure mounting of hfsplus filesystems is disabled - lsmod

Information

The hfsplus filesystem type is a hierarchical filesystem designed to replace hfs that allows you to mount Mac OS filesystems.

Solution

Edit or create the file /etc/modprobe.d/CIS.conf and add the following line:
install hfsplus /bin/true

Run the following command to unload the hfsplus module:
# rmmod hfsplus

See Also

https://www.cisco.com/c/en/us/td/docs/security/firepower/623/configuration/guide/fpmc-config-guide-v623.html