From 45ff2a3f5a3d05b872594145fa6dac042bf12b8b Mon Sep 17 00:00:00 2001
From: Nardi Ivan <nardi.ivan@gmail.com>
Date: Thu, 26 Mar 2020 17:28:53 +0100
Subject: h323: fix heap-overflow error

---
 src/lib/protocols/h323.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/lib/protocols/h323.c b/src/lib/protocols/h323.c
index d407c981b..70e5a33c0 100644
--- a/src/lib/protocols/h323.c
+++ b/src/lib/protocols/h323.c
@@ -29,7 +29,7 @@ void ndpi_search_h323(struct ndpi_detection_module_struct *ndpi_struct, struct n
     NDPI_LOG_DBG2(ndpi_struct, "calculated dport over tcp\n");
 
     /* H323  */
-    if(packet->payload_packet_len >= 3
+    if(packet->payload_packet_len >= 4
        && (packet->payload[0] == 0x03)
        && (packet->payload[1] == 0x00)) {
 	struct tpkt *t = (struct tpkt*)packet->payload;
-- 
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