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array.c: check integer overflow in mrb_ary_set().

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Yukihiro "Matz" Matsumoto
2022-03-01 15:04:08 +09:00
parent 9d8f3c60ff
commit 1508da4740
1 changed files with 3 additions and 0 deletions
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src/array.c
+3
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@@ -716,6 +716,9 @@ mrb_ary_set(mrb_state *mrb, mrb_value ary, mrb_int n, mrb_value val)
mrb_raisef(mrb, E_INDEX_ERROR, "index %i out of array", n - len);
}
}
if (n == MRB_INT_MAX) {
mrb_raise(mrb, E_INDEX_ERROR, "index too big");
}
if (len <= n) {
if (ARY_CAPA(a) <= n)
ary_expand_capa(mrb, a, n + 1);