mruby-pack: unpack "b/B" should limit result size

2026-06-08 16:11:16 +00:00 · 2023-10-03 23:39:20 +09:00
parent 861f8bdfa9
commit 097681b4d4
1 changed files with 1 additions and 1 deletions
@@ -921,7 +921,7 @@ unpack_bstr(mrb_state *mrb, const void *src, int slen, mrb_value ary, int count,

  const char *sptr0 = (const char*)src;
  const char *sptr = sptr0;
-  if (count == -1)
+  if (count == -1 || count > slen * 8)
    count = slen * 8;

  mrb_value dst = mrb_str_new(mrb, NULL, count);