ofputil_packet_in_private_destroy(struct ofputil_packet_in_private *pin)
{
    if (pin) {
        free(pin->stack);
        free(pin->actions);
        free(pin->action_set);
    }
}

The product contains an assert() or similar statement that can be triggered by an attacker, which leads to an application exit or other behavior that is more severe than necessary.