netdev - Re: [PATCH net 1/1] net: sched: Disallow replacing of child qdisc from one parent to another

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Message-ID: <CAM0EoMnDOeUGtxB+rCvEV6aCXVDQ95r5MbtJiw6QypAZ5+3FAw@mail.gmail.com>
Date: Thu, 9 Jan 2025 09:32:18 -0500
From: Jamal Hadi Salim <jhs@...atatu.com>
To: netdev@...r.kernel.org
Cc: jiri@...nulli.us, xiyou.wangcong@...il.com, davem@...emloft.net, 
	edumazet@...gle.com, kuba@...nel.org, nnamrec@...il.com
Subject: Re: [PATCH net 1/1] net: sched: Disallow replacing of child qdisc
 from one parent to another

On Thu, Jan 9, 2025 at 9:21 AM Jamal Hadi Salim <jhs@...atatu.com> wrote:
>
> Lion Ackermann was able to create a UAF which can be abused for privilege
> escalation with the following script
>

Sorry, need to resend - forgot to cc security@ and init leaf_q, at
minimal needed for consistency. Sending v2.

cheers,
jamal