From 15ddc4a504a8b3654b41c60ec7cc277b7bd4d976 Mon Sep 17 00:00:00 2001
From: Eibz-Chan <111971485+Eibz-Chan@users.noreply.github.com>
Date: Thu, 8 Sep 2022 18:54:03 +0800
Subject: [PATCH] Unsafe function usage.

According to standards for C Language, high Risk to  use strcat(). It should be replaced by strncat.
---
 json_object.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/json_object.c b/json_object.c
index 14cd594..8f8705a 100644
--- a/json_object.c
+++ b/json_object.c
@@ -1047,7 +1047,7 @@ static int json_object_double_to_json_string_format(struct json_object *jso, str
 		{
 			// Ensure it looks like a float, even if snprintf didn't,
 			//  unless a custom format is set to omit the decimal.
-			strcat(buf, ".0");
+			strncat(buf, ".0", 2);
 			size += 2;
 		}
 		if (p && (flags & JSON_C_TO_STRING_NOZERO))