From a5f323835e764b4f6d01ff34b0b245561f278f26 Mon Sep 17 00:00:00 2001
From: "Yukihiro \"Matz\" Matsumoto" <matz@ruby.or.jp>
Date: Tue, 8 Jun 2021 16:59:57 +0900
Subject: string.c: add `base>36` check to `String#to_i`.

---
 src/string.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/string.c b/src/string.c
index 2258dce2c..679e6585a 100644
--- a/src/string.c
+++ b/src/string.c
@@ -2439,7 +2439,7 @@ mrb_str_to_i(mrb_state *mrb, mrb_value self)
   mrb_int base = 10;
 
   mrb_get_args(mrb, "|i", &base);
-  if (base < 0) {
+  if (base < 0 || 36 < base) {
     mrb_raisef(mrb, E_ARGUMENT_ERROR, "illegal radix %i", base);
   }
   return mrb_str_to_inum(mrb, self, base, FALSE);
-- 
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