Limit ecall() recursion levels; fix #3466

2026-06-08 16:11:16 +00:00 · 2017-03-04 18:55:19 +09:00
parent ecee8c51b0
commit 3b40a2f6b5
1 changed files with 3 additions and 0 deletions
@@ -292,6 +292,9 @@ ecall(mrb_state *mrb, int i)
  ptrdiff_t nstk;

  if (i<0) return;
+  if (mrb->c->ci - mrb->c->cibase > MRB_FUNCALL_DEPTH_MAX) {
+    mrb_exc_raise(mrb, mrb_obj_value(mrb->stack_err));
+  }
  p = mrb->c->ensure[i];
  if (!p) return;
  if (mrb->c->ci->eidx > i)