linux-kernel - Re: [PATCH net v3 0/1] atm: mpoa: Fix UAF on qos

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Message-ID: <CAKrymDR3DPTxeaKYmz-wxcOf4byt_Xyx3k7ZJz6tJ6_NftmbhA@mail.gmail.com>
Date: Thu, 4 Dec 2025 22:35:58 +0900
From: Minseong Kim <ii4gsp@...il.com>
To: Simon Horman <horms@...nel.org>
Cc: "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, 
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org, 
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH net v3 0/1] atm: mpoa: Fix UAF on qos_head list in procfs

Hi Simon,

Thanks for the reminder, and sorry for the quick repost.
I understand the 24h minimum interval rule and will follow it for
future revisions.

Best regards,
Minseong Kim

2025년 12월 4일 (목) PM 10:28, Simon Horman <horms@...nel.org>님이 작성:
>
> On Thu, Dec 04, 2025 at 03:24:20PM +0900, Minseong Kim wrote:
> > Changes since v2:
> >   - Replace atm_mpoa_search_qos() with atm_mpoa_get_qos() to avoid
> >     returning an unprotected pointer.
> >   - Add atm_mpoa_delete_qos_by_ip() so search+unlink+free is atomic
> >     under qos_mutex, preventing double-free/UAF.
> >   - Update all callers accordingly.
> >
> > Minseong Kim (1):
> >   atm: mpoa: Fix UAF on qos_head list in procfs
>
> Please slow down a bit and allow at least 24h between posting
> updated patches. This is to allow time for review to occur.
> And reduce load on shared CI infrastructure.
>
> Please see: https://docs.kernel.org/process/maintainer-netdev.html