static int raw_cmd_copyout(int cmd, void __user *param,
				  struct floppy_raw_cmd *ptr)
{
 	int ret;
 
 	while (ptr) {
		ret = copy_to_user(param, ptr, sizeof(*ptr));
 		if (ret)
 			return -EFAULT;
 		param += sizeof(struct floppy_raw_cmd);
		if ((ptr->flags & FD_RAW_READ) && ptr->buffer_length) {
			if (ptr->length >= 0 &&
			    ptr->length <= ptr->buffer_length) {
				long length = ptr->buffer_length - ptr->length;
				ret = fd_copyout(ptr->data, ptr->kernel_data,
						 length);
				if (ret)
					return ret;
			}
		}
		ptr = ptr->next;
	}

	return 0;
}

This category addresses vulnerabilities caused by flawed access control mechanisms, where incorrect permission settings allow unauthorized users to access restricted resources.