netdev - Re: [PATCH net 1/1 v2] net: sched: Disallow replacing of child qdisc from one parent to another

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Message-ID: <Z4Czyqq+yrnMkRa2@pop-os.localdomain>
Date: Thu, 9 Jan 2025 21:44:42 -0800
From: Cong Wang <xiyou.wangcong@...il.com>
To: Jamal Hadi Salim <jhs@...atatu.com>
Cc: netdev@...r.kernel.org, jiri@...nulli.us, davem@...emloft.net,
	edumazet@...gle.com, kuba@...nel.org, security@...nel.org,
	nnamrec@...il.com
Subject: Re: [PATCH net 1/1 v2] net: sched: Disallow replacing of child qdisc
 from one parent to another

On Thu, Jan 09, 2025 at 09:33:19AM -0500, Jamal Hadi Salim wrote:
> Lion Ackermann was able to create a UAF which can be abused for privilege
> escalation with the following script

It would be nice if this can be integrated with TDC (or other selftest).

Thanks.