From: Matthew Garrett <mjg59@srcf.ucam.org>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: Andreas Gruenbacher <agruen@suse.de>,
Matthew Garrett <mgarrett@chiark.greenend.org.uk>,
Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, Linus Torvalds <torvalds@osdl.org>
Subject: Re: [patch 0/2] Tmpfs acls
Date: Tue, 10 Jan 2006 00:25:24 +0000 [thread overview]
Message-ID: <20060110002523.GA22820@srcf.ucam.org> (raw)
In-Reply-To: <20060110001701.GA25690@vrfy.org>
On Tue, Jan 10, 2006 at 01:17:01AM +0100, Kay Sievers wrote:
> On Tue, Jan 10, 2006 at 12:07:58AM +0000, Matthew Garrett wrote:
> > Handwavy problem scenario - user A logs in, is given access to the
> > soundcard. Starts running a program that when given appropriate signals
> > will record from the system microphone. Logs out. Waits for user B, who
> > he suspects is having an affair with his wife, and then monitors any
> > conversations that user B has.
>
> That can be solved in the user session handling and not in the kernel.
Without killing every application that they've been left running? How?
The only way I can think of is by checking open files against a
blacklist, which seems, uhm, fragile.
--
Matthew Garrett | mjg59@srcf.ucam.org
next prev parent reply other threads:[~2006-01-10 0:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-01-08 23:23 [patch 0/2] Tmpfs acls Andreas Gruenbacher
2006-01-08 23:34 ` Matthew Garrett
2006-01-09 23:59 ` Andreas Gruenbacher
2006-01-10 0:07 ` Matthew Garrett
2006-01-10 0:17 ` Kay Sievers
2006-01-10 0:25 ` Matthew Garrett [this message]
2006-01-10 0:28 ` Alan Cox
2006-01-10 12:01 ` Gabor Gombas
-- strict thread matches above, loose matches on Subject: below --
2006-09-01 22:14 Andreas Gruenbacher
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