static bool already_entry(RList *entries, ut64 vaddr) {
	RBinAddr *e;
	RListIter *iter;
	r_list_foreach (entries, iter, e) {
		if (e->vaddr == vaddr) {
			return true;
		}
	}
	return false;
}

The product reads data past the end, or before the beginning, of the intended buffer.