linux-kernel - Re: [PATCH] NFC: port100: fix use-after-free in port100_send

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Date:   Wed, 9 Mar 2022 21:27:53 +0300
From:   Pavel Skripkin <paskripkin@...il.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        sameo@...ux.intel.com, thierry.escande@...ux.intel.com
Cc:     netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
        syzbot+16bcb127fb73baeecb14@...kaller.appspotmail.com
Subject: Re: [PATCH] NFC: port100: fix use-after-free in port100_send_complete

Hi Krzysztof,

On 3/9/22 12:52, Krzysztof Kozlowski wrote:
> 
> 
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
> 
> Thanks, this looks good. I think I saw similar patterns also in other
> drivers, e.g. pn533. I will check it later, but if you have spare time,
> feel free to investigate.
> 
> Similar cases (unresolved):
> https://syzkaller.appspot.com/bug?extid=1dc8b460d6d48d7ef9ca
> https://syzkaller.appspot.com/bug?extid=abd2e0dafb481b621869
> https://syzkaller.appspot.com/bug?extid=dbec6695a6565a9c6bc0
> 

Thanks for reviewing and pointing out to these bugs! Will take a look


With regards,
Pavel Skripkin