2.4.3 has been released here's some info:
https://doc.pfsense.org/index.php/2.4.3_New_Features_and_Changes
https://www.netgate.com/blog/pfsense-2-4-3-release-now-available.html
Highlights: Mitigation for meltdown (https://ics-cert.us-cert.gov/alerts/ICS-ALERT-18-011-01F)