linux-kernel - Re: [PATCH] firmware: make sure paths remain relative

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Message-ID: <CACVXFVMCWZCsMsp=tqYtVy7FYT_A369xFPorC3QwuFW-jTC-ow@mail.gmail.com>
Date:	Tue, 18 Dec 2012 09:30:56 +0800
From:	Ming Lei <ming.lei@...onical.com>
To:	Kees Cook <keescook@...omium.org>
Cc:	linux-kernel@...r.kernel.org,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] firmware: make sure paths remain relative

On Sat, Dec 15, 2012 at 6:51 AM, Kees Cook <keescook@...omium.org> wrote:
> Some devices have configurable firmware locations. If these configuration
> mechanisms are exposed to unprivileged userspace, it may be possible to

I an wondering how the unprivileged userspace can write the firmware sysfs
to trigger loading firmware?

Thanks,
--
Ming Lei
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