netdev - Re: [PATCH v3] nfc: st-nci: Fix potential buffer overflows in EVT

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Message-ID: <38217570-9f19-2b04-6ed0-89f365e29d5f@canonical.com>
Date:   Wed, 12 Jan 2022 11:07:28 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
To:     Jordy Zomer <jordy@...ing.systems>
Cc:     davem@...emloft.net, kuba@...nel.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, wengjianfeng@...ong.com
Subject: Re: [PATCH v3] nfc: st-nci: Fix potential buffer overflows in
 EVT_TRANSACTION

On 11/01/2022 17:45, Jordy Zomer wrote:
> It appears that there are some buffer overflows in EVT_TRANSACTION.
> This happens because the length parameters that are passed to memcpy
> come directly from skb->data and are not guarded in any way.
> 
> Signed-off-by: Jordy Zomer <jordy@...ing.systems>
> ---
>  drivers/nfc/st-nci/se.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 

Looks ok.

Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>


Best regards,
Krzysztof