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mruby-io (mrb_file_s_chmod): check string type before casting

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Yukihiro "Matz" Matsumoto
2025-03-23 20:04:25 +09:00
parent 11f6251d23
commit a33426da15
1 changed files with 1 additions and 0 deletions
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mrbgems/mruby-io/src/file.c
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@@ -738,6 +738,7 @@ mrb_file_s_chmod(mrb_state *mrb, mrb_value klass)
mrb_get_args(mrb, "i*", &mode, &filenames, &argc);
for (int i = 0; i < argc; i++) {
mrb_ensure_string_type(mrb, filenames[i]);
const char *utf8_path = RSTRING_CSTR(mrb, filenames[i]);
char *path = mrb_locale_from_utf8(utf8_path, -1);
if (CHMOD(path, mode) == -1) {