linux-kernel - Re: [PATCH] HID: i2c-hid: allocate hid buffers for real worst case

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Message-ID: <nycvar.YFH.7.76.1709130917510.4703@jbgna.fhfr.qr>
Date:   Wed, 13 Sep 2017 09:18:15 -0700 (PDT)
From:   Jiri Kosina <jikos@...nel.org>
To:     Dmitry Torokhov <dmitry.torokhov@...il.com>
cc:     Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        Guenter Roeck <groeck@...omium.org>,
        linux-input@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] HID: i2c-hid: allocate hid buffers for real worst case

On Fri, 8 Sep 2017, Dmitry Torokhov wrote:

> From: Adrian Salido <salidoa@...gle.com>
> 
> The buffer allocation is not currently accounting for an extra byte for
> the report id. This can cause an out of bounds access in function
> i2c_hid_set_or_send_report() with reportID > 15.
> 
> Signed-off-by: Guenter Roeck <groeck@...omium.org>
> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@...il.com>

I've added the missing tags and applied to for-4.14/upstream-fixes

-- 
Jiri Kosina
SUSE Labs