From d55db283902ba81c91ae7842c53d81bd0d7dd6f6 Mon Sep 17 00:00:00 2001
From: default
Date: Wed, 19 Apr 2023 22:53:07 +0200
Subject: Backport from xs.

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

(limited to 'xs_json.h')

diff --git a/xs_json.h b/xs_json.h
index c171172..6af47a2 100644
--- a/xs_json.h
+++ b/xs_json.h
@@ -40,7 +40,7 @@ static xs_str *_xs_json_dumps_str(xs_str *s, const char *data)
         if (c < 32) {
             char tmp[10];
 
-            sprintf(tmp, "\\u%04x", (unsigned int) c);
+            snprintf(tmp, sizeof(tmp), "\\u%04x", (unsigned int) c);
             s = xs_str_cat(s, tmp);
         }
         else
-- 
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