X-Git-Url: https://tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet_packet.c;h=81d0572f9c4a1e43947a8472343fbb008ce40e60;hp=c2092480584b90c91cd0ea431bd3ee6ec9ec1aab;hb=a84e449861eadee9361b7e0084379f5033894aab;hpb=1d7b86cd9d1421f67d3717a52a52635155a29829

diff --git a/src/net_packet.c b/src/net_packet.c
index c2092480..81d0572f 100644
--- a/src/net_packet.c
+++ b/src/net_packet.c
@@ -1,7 +1,7 @@
 /*
     net_packet.c -- Handles in- and outgoing VPN packets
     Copyright (C) 1998-2005 Ivo Timmermans,
-                  2000-2012 Guus Sliepen <guus@tinc-vpn.org>
+                  2000-2013 Guus Sliepen <guus@tinc-vpn.org>
                   2010      Timothy Redaelli <timothy@redaelli.eu>
                   2010      Brandon Black <blblack@gmail.com>
 
@@ -394,6 +394,9 @@ static void receive_udppacket(node_t *n, vpn_packet_t *inpkt) {
 void receive_tcppacket(connection_t *c, const char *buffer, int len) {
 	vpn_packet_t outpkt;
 
+	if(len > sizeof outpkt.data)
+		return;
+
 	outpkt.len = len;
 	if(c->options & OPTION_TCPONLY)
 		outpkt.priority = 0;
@@ -647,7 +650,7 @@ void broadcast_packet(const node_t *from, vpn_packet_t *packet) {
 			for(node = node_udp_tree->head; node; node = node->next) {
 				n = node->data;
 
-				if(n->status.reachable && ((n->via == myself && n->nexthop == n) || n->via == n))
+				if(n->status.reachable && n != myself && ((n->via == myself && n->nexthop == n) || n->via == n))
 					send_packet(n, packet);
 			}
 			break;