From: Pavel Roskin <proski@gnu.org>
To: Chris Wilson <chris@chris-wilson.co.uk>
Cc: dri-devel@lists.freedesktop.org
Subject: Re: [PATCH] drm: Restrict ioctl size to kernel struct size
Date: Tue, 22 Oct 2013 11:57:49 -0400 [thread overview]
Message-ID: <20131022115749.03199f11@IRBT4585> (raw)
In-Reply-To: <1382434683-32048-1-git-send-email-chris@chris-wilson.co.uk>
On Tue, 22 Oct 2013 10:38:03 +0100
Chris Wilson <chris@chris-wilson.co.uk> wrote:
> Prevent the user from passing in an ioctl command with up to 16,383
> bytes specified for the struct to be allocated and copied, and
> instead only allocate enough space to satisfy the kernel.
>
> Suggested-by: Pavel Roskin <proski@gnu.org>
> Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
> Cc: Pavel Roskin <proski@gnu.org>
> Cc: dri-devel@lists.freedesktop.org
Thank you for taking care of that!
Reviewed-by: Pavel Roskin <proski@gnu.org>
--
Regards,
Pavel Roskin
prev parent reply other threads:[~2013-10-22 15:57 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-10-17 0:12 [PATCH] drm: never write to the userspace more data than the caller wants Pavel Roskin
2013-10-17 12:26 ` Chris Wilson
2013-10-17 14:58 ` Pavel Roskin
2013-10-22 9:38 ` [PATCH] drm: Restrict ioctl size to kernel struct size Chris Wilson
2013-10-22 10:40 ` Ville Syrjälä
2013-10-22 15:57 ` Pavel Roskin [this message]
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