From: Jeremy Fitzhardinge <jeremy@goop.org>
To: Pavel Machek <pavel@suse.cz>
Cc: Linux Kernel List <linux-kernel@vger.kernel.org>
Subject: Re: [BROKEN PATCH] syscalls leak data via registers?
Date: 07 Aug 2003 08:11:57 -0700 [thread overview]
Message-ID: <1060269116.20515.14.camel@ixodes.goop.org> (raw)
In-Reply-To: <20030807103043.GB211@elf.ucw.cz>
On Thu, 2003-08-07 at 03:30, Pavel Machek wrote:
> I believe userspace depends on registers to be preserved over system
> call, except for eax.
That's what I was wondering. Does it? Is that a documented part of the
syscall interface?
> So what you found is not only security problem,
> but also crasher bug.
In these sense that it crashes userspace?
J
next prev parent reply other threads:[~2003-08-07 15:13 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-08-02 9:06 Jeremy Fitzhardinge
2003-08-07 10:30 ` Pavel Machek
2003-08-07 15:11 ` Jeremy Fitzhardinge [this message]
2003-08-07 15:55 ` Richard B. Johnson
2003-08-07 20:31 ` Pavel Machek
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