linux-kernel - Re: [PATCH] HID: hiddev: fix potential Spectre v1

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Message-ID: <nycvar.YFH.7.76.1807091431310.997@cbobk.fhfr.pm>
Date:   Mon, 9 Jul 2018 14:31:40 +0200 (CEST)
From:   Jiri Kosina <jikos@...nel.org>
To:     "Gustavo A. R. Silva" <gustavo@...eddedor.com>
cc:     Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-usb@...r.kernel.org, linux-input@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] HID: hiddev: fix potential Spectre v1

On Fri, 29 Jun 2018, Gustavo A. R. Silva wrote:

> uref->field_index, uref->usage_index, finfo.field_index and
> cinfo.index can be indirectly controlled by user-space, hence
> leading to a potential exploitation of the Spectre variant 1
> vulnerability.
> 
> This issue was detected with the help of Smatch:

Applied, thanks Gustavo.

-- 
Jiri Kosina
SUSE Labs