Re: [CHECKER] pcmcia user-pointer dereference

Alan Cox (alan@lxorguk.ukuu.org.uk)
30 May 2003 11:11:45 +0100

On Iau, 2003-05-29 at 22:36, David Hinds wrote:
> The map_mem_page ioctl can only be used by root. The get_*_window
> ioctl's can't corrupt anything because they, like get_mem_page, only
> read the target data structures.

Which if the passed address is something like a PCI DMA trigger register
isn't going to be too pretty

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/