From: Arjan van de Ven <arjan@fenrus.demon.nl>
To: Clayton Weaver <cgweav@email.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] new syscall: flink
Date: 07 Apr 2003 19:11:37 +0200 [thread overview]
Message-ID: <1049735496.14054.9.camel@laptop.fenrus.com> (raw)
In-Reply-To: <20030407165009.13596.qmail@email.com>
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On Mon, 2003-04-07 at 18:50, Clayton Weaver wrote:
> The cases with potential security implications are all in the context of flink()ing to an open fd for an inode that still corresponds to at least one directory entry.
almost.
there is of course always the case of a setuid app doing a userspace ACL
like thing and only sending fd's to non-privileged apps based on some
security scheme..... flink() would sort of break this thing entirely
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next prev parent reply other threads:[~2003-04-07 17:00 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-04-07 16:50 [PATCH] new syscall: flink Clayton Weaver
2003-04-07 17:11 ` Arjan van de Ven [this message]
2003-04-07 17:37 ` David Wagner
2003-04-07 18:43 ` Werner Almesberger
2003-04-08 5:06 ` Werner Almesberger
2003-04-07 20:35 ` H. Peter Anvin
-- strict thread matches above, loose matches on Subject: below --
2003-04-11 17:11 Clayton Weaver
2003-04-10 22:10 Clayton Weaver
2003-04-11 1:02 ` David Wagner
2003-04-10 0:31 Clayton Weaver
2003-04-08 13:06 Chuck Ebbert
2003-04-07 23:57 Chuck Ebbert
2003-04-07 9:01 Clayton Weaver
[not found] <20030407102005.4c13ed7f.manushkinvv@desnol.ru>
[not found] ` <200304070709.h37792815083@mozart.cs.berkeley.edu>
2003-04-07 7:35 ` Vitaly
2003-04-07 14:57 ` H. Peter Anvin
2003-04-07 18:47 ` Wichert Akkerman
2003-04-07 20:05 ` Bill Rugolsky Jr.
2003-04-07 20:32 ` H. Peter Anvin
2003-04-07 2:56 Mark Grosberg
2003-04-07 3:39 ` H. Peter Anvin
2003-04-07 7:29 ` Miquel van Smoorenburg
2003-04-07 8:18 ` Olivier Galibert
2003-04-07 8:35 ` Jakub Jelinek
2003-04-07 9:11 ` Olivier Galibert
2003-04-07 11:13 ` Alan Cox
2003-04-07 12:31 ` Roman Zippel
2003-04-07 12:54 ` Andreas Schwab
2003-04-07 13:19 ` Roman Zippel
2003-04-07 20:55 ` Fredrik Tolf
2003-04-07 21:43 ` Ulrich Drepper
2003-04-07 22:17 ` Fredrik Tolf
2003-04-07 22:25 ` Ulrich Drepper
2003-04-07 22:55 ` Fredrik Tolf
2003-04-06 19:05 Dan Kegel
2003-04-06 19:07 ` Dan Kegel
2003-04-06 19:56 ` Oliver Neukum
2003-04-06 20:08 ` Malcolm Beattie
2003-04-06 20:33 ` Oliver Neukum
2003-04-06 21:12 ` Alan Cox
2003-04-07 2:33 ` H. Peter Anvin
2003-04-07 2:29 ` David Wagner
2003-04-07 9:09 ` Malcolm Beattie
2003-04-07 11:02 ` Olivier Galibert
2003-04-07 5:25 ` H. Peter Anvin
2003-04-07 6:43 ` David Wagner
2003-04-07 6:21 ` Vitaly
2003-04-07 16:17 ` Shaya Potter
2003-04-06 18:39 Ulrich Drepper
2003-04-07 17:35 ` Linus Torvalds
2003-04-07 20:37 ` H. Peter Anvin
2003-04-08 0:23 ` Ulrich Drepper
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