Allow /0 to whitelist all, push f2b version in yml

data/web/inc/functions.inc.php

@@ -1503,10 +1503,10 @@ function edit_f2b_parameters($postarray) {
       if (is_array($wl_array)) {
         foreach ($wl_array as $wl_item) {
           $cidr = explode('/', $wl_item);
-          if (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) && (!isset($cidr[1]) || ($cidr[1] >= 8 && $cidr[1] <= 32))) {
+          if (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV4) && (!isset($cidr[1]) || ($cidr[1] >= 0 && $cidr[1] <= 32))) {
             $redis->hSet('F2B_WHITELIST', $wl_item, 1);
           }
-          elseif (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) && (!isset($cidr[1]) || ($cidr[1] >= 16 && $cidr[1] <= 128))) {
+          elseif (filter_var($cidr[0], FILTER_VALIDATE_IP, FILTER_FLAG_IPV6) && (!isset($cidr[1]) || ($cidr[1] >= 0 && $cidr[1] <= 128))) {
             $redis->hSet('F2B_WHITELIST', $wl_item, 1);
           }
         }

docker-compose.yml

@@ -319,7 +319,7 @@ services:
             - acme
 
     fail2ban-mailcow:
-      image: mailcow/fail2ban:1.2
+      image: mailcow/fail2ban:1.3
       build: ./data/Dockerfiles/fail2ban
       depends_on:
         - dovecot-mailcow