21.05.1 New Features and Changes

This is a maintenance release including bug fixes for issues affecting pfSense® Plus software version 21.05.


This release includes corrections for the following vulnerabilities in pfSense software:


pfSense Plus


  • Fixed: 32-bit ARM performance regression #12200

Operating System

  • Changed: Native hardware package builds for 32-bit ARM #12201

PHP Interpreter

  • Changed: Disable PCRE JIT to work around PHP PCRE crashes on multi-core 32-bit ARM systems #12004


  • Fixed: Static routes may not be in routing table when expected #11986