From: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
To: Vladis Dronov <vdronov@redhat.com>
Cc: linux-fbdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] video: fbdev: aty: do not leak uninitialized padding in clk to userspace
Date: Mon, 04 Sep 2017 13:32:32 +0000 [thread overview]
Message-ID: <2710268.UQ4S50vCLC@amdc3058> (raw)
In-Reply-To: <20170829135004.5739-1-vdronov@redhat.com>
On Tuesday, August 29, 2017 03:50:04 PM Vladis Dronov wrote:
> 'clk' is copied to a userland with padding byte(s) after 'vclk_post_div'
> field unitialized, leaking data from the stack. Fix this ensuring all of
> 'clk' is initialized to zero.
>
> References: https://github.com/torvalds/linux/pull/441
> Reported-by: sohu0106 <sohu0106@126.com>
> Signed-off-by: Vladis Dronov <vdronov@redhat.com>
Patch queued for 4.14, thanks.
Best regards,
--
Bartlomiej Zolnierkiewicz
Samsung R&D Institute Poland
Samsung Electronics
prev parent reply other threads:[~2017-09-04 13:32 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20170829135015epcas3p2c8daeacf3b6b2960cf13f225231b19c2@epcas3p2.samsung.com>
2017-08-29 13:50 ` [PATCH] video: fbdev: aty: do not leak uninitialized padding in clk to userspace Vladis Dronov
2017-09-04 13:32 ` Bartlomiej Zolnierkiewicz [this message]
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