        def next
          @mutex.lock
          begin
            counter = @counter = (@counter + 1) % 0xFFFFFF
          ensure
            @mutex.unlock rescue nil
          end

          generate(Time.new.to_i, counter)
        end
The software does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.