From: Pete Zaitcev <zaitcev@redhat.com>
To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] support for Cobalt Networks (x86 only) systems (for real this time)
Date: Fri, 1 Jun 2001 04:58:04 -0400 [thread overview]
Message-ID: <200106010858.f518w4c18391@devserv.devel.redhat.com> (raw)
In-Reply-To: <mailman.991383180.28261.linux-kernel2news@redhat.com>
In-Reply-To: <3B17025B.E5E23095@sun.com> <mailman.991383180.28261.linux-kernel2news@redhat.com>
> But, each time a user cats this proc file, the user is banging the
> hardware. What happens when a malicious user forks off 100 processes to
> continually cat this file? :)
Nothing good, probably. Same story as /proc/apm, which only
hits BIOS instead (and it's debateable what is better).
> Security: don't you want CAP_RAW_IO or something before executing any of
> these ioctls?
Perhaps it's mode 600 in their distro...
> bug: you can't hold a spinlock while you are sleeping in copy_from_user
Yep... I meant to check for it but forgot.
-- Pete
next prev parent reply other threads:[~2001-06-01 9:00 UTC|newest]
Thread overview: 46+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-06-01 2:47 [PATCH] support for Cobalt Networks (x86 only) systems (for real this time) Tim Hockin
2001-06-01 8:10 ` Jeff Garzik
2001-06-01 8:46 ` [PATCH] support for Cobalt Networks (x86 only) systems (for real this Alan Cox
[not found] ` <mailman.991383180.28261.linux-kernel2news@redhat.com>
2001-06-01 8:58 ` Pete Zaitcev [this message]
2001-06-01 12:03 ` [PATCH] support for Cobalt Networks (x86 only) systems (for real this time) Bogdan Costescu
2001-06-01 12:20 ` [PATCH] support for Cobalt Networks (x86 only) systems (for realthis time) Jeff Garzik
2001-06-01 12:51 ` [PATCH] support for Cobalt Networks (x86 only) systems (for realthis Alan Cox
2001-06-01 12:56 ` Jeff Garzik
2001-06-01 12:58 ` Alan Cox
2001-06-01 13:06 ` Bogdan Costescu
2001-06-01 13:15 ` [PATCH] support for Cobalt Networks (x86 only) systems (forrealthis Jeff Garzik
2001-06-01 13:19 ` David S. Miller
2001-06-01 14:02 ` Bogdan Costescu
2001-06-01 13:39 ` Bogdan Costescu
2001-06-01 14:14 ` jamal
2001-06-01 14:30 ` Bogdan Costescu
2001-06-02 14:49 ` jamal
2001-06-03 12:09 ` Bogdan Costescu
2001-06-04 18:43 ` Jeff Garzik
2001-06-04 19:08 ` jamal
2001-06-01 14:19 ` [PATCH] support for Cobalt Networks (x86 only) systems (for Alan Cox
2001-06-01 14:37 ` Mark Frazer
2001-06-01 14:37 ` Alan Cox
2001-06-01 14:45 ` Mark Frazer
2001-06-01 14:46 ` Bogdan Costescu
2001-06-01 17:37 ` Alan Cox
2001-06-02 8:20 ` Bogdan Costescu
2001-06-02 16:15 ` Alan Cox
2001-06-02 19:10 ` MII access (was [PATCH] support for Cobalt Networks (x86 only) systems) Bogdan Costescu
2001-06-02 19:25 ` MII access (was [PATCH] support for Cobalt Networks (x86 only) Alan Cox
2001-06-02 21:36 ` Bogdan Costescu
2001-06-02 21:37 ` Alan Cox
2001-06-03 11:59 ` Bogdan Costescu
2001-06-03 12:11 ` Jeff Garzik
2001-06-05 9:07 ` Bogdan Costescu
2001-06-10 2:07 ` eepro100 security fix [was: Re: MII access] Andrey Savochkin
2001-06-01 15:13 ` [PATCH] support for Cobalt Networks (x86 only) systems (for Bogdan Costescu
2001-06-02 22:04 ` [PATCH] support for Cobalt Networks (x86 only) systems (for realthis Jamie Lokier
-- strict thread matches above, loose matches on Subject: below --
2001-06-01 2:49 [PATCH] support for Cobalt Networks (x86 only) systems (for real this time) Tim Hockin
2001-06-01 4:47 ` Dax Kelson
2001-06-01 7:47 ` Jeff Garzik
[not found] <mailman.991363680.24671.linux-kernel2news@redhat.com>
2001-06-01 4:09 ` Pete Zaitcev
2001-06-01 6:57 ` Tim Hockin
2001-06-01 7:27 ` Jeff Garzik
2001-06-01 8:43 ` Pete Zaitcev
2001-06-01 18:29 ` Tim Hockin
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