netdev - Re: [PATCH] NFC: nci: Bounds check struct nfc

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Date:   Tue, 06 Dec 2022 05:00:16 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Kees Cook <keescook@...omium.org>
Cc:     krzysztof.kozlowski@...aro.org,
        syzbot+210e196cef4711b65139@...kaller.appspotmail.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, netdev@...r.kernel.org, linville@...driver.com,
        ilane@...com, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] NFC: nci: Bounds check struct nfc_target arrays

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Fri,  2 Dec 2022 13:44:14 -0800 you wrote:
> While running under CONFIG_FORTIFY_SOURCE=y, syzkaller reported:
> 
>   memcpy: detected field-spanning write (size 129) of single field "target->sensf_res" at net/nfc/nci/ntf.c:260 (size 18)
> 
> This appears to be a legitimate lack of bounds checking in
> nci_add_new_protocol(). Add the missing checks.
> 
> [...]

Here is the summary with links:
  - NFC: nci: Bounds check struct nfc_target arrays
    https://git.kernel.org/netdev/net/c/e329e71013c9

You are awesome, thank you!
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