What's new in 10.6.1 release Update releases can update platform support. Updated platform, environment, or operating system support This update supports the following additional operating systems. Oracle Linux Enterprise 7.6 Red Hat Enterprise Linux (RHEL) 8 Pre-Release. Note: Endpoint Security for Linux Firewall does not support Enforcement of Scheduled Firewall rules in RHEL 8 Pre-Release. For the complete list of supported operating systems, see McAfee Knowledge Base article KB91326. Important: You must install McAfee® Endpoint Security ePO extension update 10.6.1 or later to use this product. For more information about the ePO extension update build numbers, see McAfee Endpoint Security 10.6.1 ePO Extension Update Build 1146 Release Notes.