static void cxusb_disconnect(struct usb_interface *intf)
{
	struct dvb_usb_device *d = usb_get_intfdata(intf);
	struct cxusb_state *st = d->priv;
	struct i2c_client *client;

	/* remove I2C client for tuner */
	client = st->i2c_client_tuner;
	if (client) {
		module_put(client->dev.driver->owner);
		i2c_unregister_device(client);
	}

	/* remove I2C client for demodulator */
	client = st->i2c_client_demod;
	if (client) {
		module_put(client->dev.driver->owner);
		i2c_unregister_device(client);
	}

	dvb_usb_device_exit(intf);
}

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.