[sr-dev] git:master:9d8f6e25: core: safety protection on handing incoming messages without setting local socket

[Daniel-Constantin Mierla]

Module: kamailio
Branch: master
Commit: 9d8f6e25e30a48e6a1c55cfa112317b3da42207a
URL: https://github.com/kamailio/kamailio/commit/9d8f6e25e30a48e6a1c55cfa112317b3da42207a

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2019-09-11T09:37:00+02:00

core: safety protection on handing incoming messages without setting local socket

---

Modified: src/core/receive.c

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Diff:  https://github.com/kamailio/kamailio/commit/9d8f6e25e30a48e6a1c55cfa112317b3da42207a.diff
Patch: https://github.com/kamailio/kamailio/commit/9d8f6e25e30a48e6a1c55cfa112317b3da42207a.patch

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diff --git a/src/core/receive.c b/src/core/receive.c
index 33dd7f17eb..b780440030 100644
--- a/src/core/receive.c
+++ b/src/core/receive.c
@@ -221,7 +221,7 @@ int ksr_evrt_received(char *buf, unsigned int len, receive_info_t *rcv_info)
  *  WARNING: buf must be 0 terminated (buf[len]=0) or some things might
  * break (e.g.: modules/textops)
  */
-int receive_msg(char *buf, unsigned int len, struct receive_info *rcv_info)
+int receive_msg(char *buf, unsigned int len, receive_info_t *rcv_info)
 {
 	struct sip_msg *msg;
 	struct run_act_ctx ctx;
@@ -239,6 +239,12 @@ int receive_msg(char *buf, unsigned int len, struct receive_info *rcv_info)
 	int errsipmsg = 0;
 	int exectime = 0;
 
+	if(rcv_info->bind_address==NULL) {
+		LM_ERR("critical - incoming message without local socket [%.*s ...]\n",
+				(len>128)?128:len, buf);
+		return -1;
+	}
+
 	if(ksr_evrt_received_mode!=0) {
 		if(ksr_evrt_received(buf, len, rcv_info)<0) {
 			LM_DBG("dropping the received message\n");