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Date:      28 Mar 2000 12:45:16 +0200
From:      Dag-Erling Smorgrav <des@flood.ping.uio.no>
To:        David Malone <dwmalone@maths.tcd.ie>
Cc:        hackers@freebsd.org, pb@freebsd.org
Subject:   Re: Linprocfs observation.
Message-ID:  <xzpk8inv0eb.fsf@flood.ping.uio.no>
In-Reply-To: David Malone's message of "Mon, 27 Mar 2000 21:01:19 %2B0100"
References:  <200003272101.aa58489@salmon.maths.tcd.ie>

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David Malone <dwmalone@maths.tcd.ie> writes:
> I haven't checked carefully, but I expect that the linprocfs code
> has the same problem as the FreeBSD procfs code, in that it can
> expose suid executables which would not usually be run 'cos they
> are in inaccessible directories.

That is indeed correct, and a severe oversight on my part.

> 	2) Make the "exe" file in /linproc/pid/ a symlink to
> 		"./private/exe", which is the file which gives
> 		you the executables real vnode.

Sounds good. I'll get to it.

DES
-- 
Dag-Erling Smorgrav - des@flood.ping.uio.no


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