From 8ee9dc17e1ca61c630f91db0aa7f81fa29a32040 Mon Sep 17 00:00:00 2001
From: Chongyu Guo <chongyu.guo@outlook>
Date: Wed, 30 Apr 2025 18:27:17 +0800
Subject: [PATCH] fix terminfo header memory check

---
 termbox2.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/termbox2.h b/termbox2.h
index 2d6775c..070fe98 100644
--- a/termbox2.h
+++ b/termbox2.h
@@ -3290,7 +3290,7 @@ static int parse_terminfo_caps(void) {
     // description of this behavior.
 
     // Ensure there's at least a header's worth of data
-    if (global.nterminfo < 6) return TB_ERR;
+    if (global.nterminfo < 6 * (int)sizeof(int16_t)) return TB_ERR;
 
     int16_t magic_number, nbytes_names, nbytes_bools, num_ints, num_offsets,
         nbytes_strings;
-- 
2.39.5