static int cxusb_lgdt3303_frontend_attach(struct dvb_usb_adapter *adap)
{
	if (usb_set_interface(adap->dev->udev, 0, 7) < 0)
		err("set interface failed");

	cxusb_ctrl_msg(adap->dev, CMD_DIGITAL, NULL, 0, NULL, 0);

	adap->fe_adap[0].fe = dvb_attach(lgdt330x_attach,
					 &cxusb_lgdt3303_config,
					 &adap->dev->i2c_adap);
	if ((adap->fe_adap[0].fe) != NULL)
		return 0;

	return -EIO;
}

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.