From f164764e85f871667e6eff25c1268c4bb9b7ee22 Mon Sep 17 00:00:00 2001
From: lxyjy6 <1229662551@qq.com>
Date: Thu, 23 Oct 2025 10:08:09 +0800
Subject: [PATCH] Add a check in cJSON_Minify

---
 cJSON.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cJSON.c b/cJSON.c
index 6e4fb0dd..48062b12 100644
--- a/cJSON.c
+++ b/cJSON.c
@@ -2915,7 +2915,9 @@ CJSON_PUBLIC(void) cJSON_Minify(char *json)
         return;
     }
 
-    while (json[0] != '\0')
+    char *end = json + strlen(json);
+
+    while (json < end && json[0] != '\0')
     {
         switch (json[0])
         {