From: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
To: Jordy Zomer <jordy@pwning.systems>, linux-kernel@vger.kernel.org
Cc: Jakub Kicinski <kuba@kernel.org>, netdev@vger.kernel.org
Subject: Re: [PATCH v2] nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION
Date: Thu, 18 Nov 2021 08:40:16 +0100 [thread overview]
Message-ID: <879d53ad-1819-d556-3403-daf26b08ba41@canonical.com> (raw)
In-Reply-To: <20211118070426.2739243-1-jordy@pwning.systems>
On 18/11/2021 08:04, 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.
>
> It would be nice if someone can review and test this patch because
> I don't own the hardware :)
>
> EDIT: Changed the comment styles and removed double newlines
>
Same comments apply. :)
Best regards,
Krzysztof
next prev parent reply other threads:[~2021-11-18 7:42 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-17 17:17 [PATCH] nfc: st21nfca: Fix potential buffer overflows in EVT_TRANSACTION Jordy Zomer
2021-11-18 7:04 ` [PATCH v2] " Jordy Zomer
2021-11-18 7:40 ` Krzysztof Kozlowski [this message]
2022-01-11 16:44 ` [PATCH v3] " Jordy Zomer
2022-01-12 10:07 ` Krzysztof Kozlowski
2022-01-12 17:25 ` Jakub Kicinski
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