Re: [PATCH v3] nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION

From: Krzysztof Kozlowski
Date: Wed Jan 12 2022 - 05:07:39 EST


On 11/01/2022 17:44, 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@pwning.systems>
> ---
> drivers/nfc/st21nfca/se.c | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>


Looks ok.

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


Best regards,
Krzysztof