void ctrl_alt_del(void)
{
	static DECLARE_WORK(cad_work, deferred_cad);

	if (C_A_D)
		schedule_work(&cad_work);
	else
		kill_cad_pid(SIGINT, 1);
}

This category covers vulnerabilities resulting from misconfigured system settings that can allow unintended access or insecure behavior due to improper management of configuration parameters.