FS-8713 #resolve avoid read exceeding buffer

src/switch_jitterbuffer.c

@@ -1088,6 +1088,8 @@ SWITCH_DECLARE(switch_status_t) switch_jb_put_packet(switch_jb_t *jb, switch_rtp
 	uint32_t i;
 	uint16_t want = ntohs(jb->next_seq), got = ntohs(packet->header.seq);
 
+	switch_assert(len <= SWITCH_RTP_MAX_BUF_LEN);
+
 	switch_mutex_lock(jb->mutex);
 
 	if (!want) want = got;

src/switch_rtp.c

@@ -5132,7 +5132,7 @@ static switch_status_t read_rtp_packet(switch_rtp_t *rtp_session, switch_size_t
 		block = 0;
 	}
 	
-	*bytes = sizeof(rtp_msg_t);
+	*bytes = SWITCH_RTP_MAX_BUF_LEN;
 	sync = 0;
 
 	rtp_session->has_rtp = 0;