netdev - Re: [PATCH v2 1/4] net: Split a __sys_bind helper for io

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Message-ID: <bcbb8961-392c-431b-8199-673bbb80af3a@stuba.sk>
Date: Mon, 22 Jul 2024 14:37:59 +0200
From: Matus Jokay <matus.jokay@...ba.sk>
To: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>,
 Jens Axboe <axboe@...nel.dk>, Jakub Kicinski <kuba@...nel.org>
Cc: Gabriel Krisman Bertazi <krisman@...e.de>, io-uring@...r.kernel.org,
 netdev@...r.kernel.org, linux-security-module@...r.kernel.org
Subject: Re: [PATCH v2 1/4] net: Split a __sys_bind helper for io_uring

On 15. 7. 2024 15:59, Tetsuo Handa wrote:
> On 2024/07/15 21:49, Matus Jokay wrote:
>> Please fix io_bind and io_listen to not pass NULL ptr to related helpers
>> __sys_bind_socket and __sys_listen_socket. The first helper's argument
>> shouldn't be NULL, as related security hooks expect a valid socket object.
>>
>> See the syzkaller's bug report:
>> https://lore.kernel.org/linux-security-module/0000000000007b7ce6061d1caec0@google.com/
> 
> That was already fixed.
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git/commit/?h=for-next&id=ad00e629145b2b9f0d78aa46e204a9df7d628978
> 
> 
Tetsuo, you are very fast ;)
Thank you!
mY