Fix heap buffer overflow

Fixes #800
DaveGamble · May 6, 2024 · 860e4a6 · 860e4a6
1 parent 2add3ab
commit 860e4a6
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/cJSON.c b/cJSON.c
@@ -1660,6 +1660,11 @@ static cJSON_bool parse_object(cJSON * const item, parse_buffer * const input_bu
             current_item = new_item;
         }
 
+        if (input_buffer->offset+1 >= input_buffer->length)
+        {
+            goto fail; /* nothing comes after the comma */
+        }
+
         /* parse the name of the child */
         input_buffer->offset++;
         buffer_skip_whitespace(input_buffer);