From 4cba4f9ff217abb08f73e181af1a876304804836 Mon Sep 17 00:00:00 2001
From: evilsocket <evilsocket@gmail.com>
Date: Sat, 7 Sep 2019 18:11:15 +0200
Subject: [PATCH] fix: handling panics while decoding packets (fixes #612)

---
 modules/net_sniff/net_sniff_parsers.go | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/modules/net_sniff/net_sniff_parsers.go b/modules/net_sniff/net_sniff_parsers.go
index 1a6f71a6..cae477ba 100644
--- a/modules/net_sniff/net_sniff_parsers.go
+++ b/modules/net_sniff/net_sniff_parsers.go
@@ -32,6 +32,12 @@ func onUNK(ip *layers.IPv4, pkt gopacket.Packet, verbose bool) {
 }
 
 func mainParser(pkt gopacket.Packet, verbose bool) bool {
+	defer func() {
+		if err := recover(); err != nil {
+			log.Warning("error while parsing packet: %v", err)
+		}
+	}()
+
 	// simple networking sniffing mode?
 	nlayer := pkt.NetworkLayer()
 	if nlayer != nil {