Fix syslog heap overflow introduced in 09fbe0a.

- fixes #1578 Signed-off-by: lns <[email protected]>
ntop · Jun 3, 2022 · c738e0a · c738e0a
1 parent 09fbe0a
commit c738e0a
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/lib/protocols/syslog.c b/src/lib/protocols/syslog.c
@@ -68,7 +68,7 @@ void ndpi_search_syslog(struct ndpi_detection_module_struct
       NDPI_LOG_DBG2(ndpi_struct, "no blank following the >: do nothing\n");
     }
 
-    while (i < packet->payload_packet_len)
+    while (i < packet->payload_packet_len - 1)
     {
         if (ndpi_isalnum(packet->payload[i]) == 0)
         {