From 45294f6b07159da4bbb2de5fb6b77a8713f5dcaa Mon Sep 17 00:00:00 2001
From: Magnus Persson <magnus@noreply.github.com>
Date: Thu, 4 Aug 2022 16:17:24 +0200
Subject: [PATCH] Using strncat instead

---
 src/templating.hpp | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/templating.hpp b/src/templating.hpp
index 9ca83d4..5a1ff8e 100644
--- a/src/templating.hpp
+++ b/src/templating.hpp
@@ -88,7 +88,7 @@ class TemplatingEngine {
                        {TPL_TOKEN2, ""},         {TPL_APP_VER, ""},
                        {TPL_APP_BUILD, ""}};
 
-  char _buffer[20];
+  char _buffer[20] = "";
   String _baseTemplate;
   char *_output = 0;
 
@@ -153,13 +153,13 @@ class TemplatingEngine {
                       _items[i].key.length()) == 0) {
             // Found key
             strncat(_output, format + k, j - k);
-            strcat(_output, _items[i].val.c_str());
+            strncat(_output, _items[i].val.c_str(), _items[i].val.length());
             k = j + _items[i].key.length();
           }
         }
       }
     }
-    strcat(_output, format + k);
+    strncat(_output, format + k, strlen(format + k));
   }
 
   void dumpAll() {