From 0884f42379a0df422db2267aa00672aab5e76205 Mon Sep 17 00:00:00 2001
From: andryyy <andre.peters@debinux.de>
Date: Thu, 27 Aug 2020 21:13:30 +0200
Subject: [PATCH] [Netfilter] Skip invalid regex

---
 data/Dockerfiles/netfilter/server.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/data/Dockerfiles/netfilter/server.py b/data/Dockerfiles/netfilter/server.py
index 32dea8e4..36565dbc 100644
--- a/data/Dockerfiles/netfilter/server.py
+++ b/data/Dockerfiles/netfilter/server.py
@@ -305,7 +305,10 @@ def watch():
       refreshF2bregex()
       for rule_id, rule_regex in f2bregex.items():
         if item['data'] and item['type'] == 'message':
-          result = re.search(rule_regex, item['data'])
+          try:
+            result = re.search(rule_regex, item['data'])
+          except re.error:
+            result = False
           if result:
             addr = result.group(1)
             ip = ipaddress.ip_address(addr)