netdev - Re: [BUG] Missing backport for commit b441cf3f8c4b ("xfrm: delete x->tunnel as we delete x")

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Message-ID: <aS14lT5jZKpwAg4N@secunet.com>
Date: Mon, 1 Dec 2025 12:14:29 +0100
From: Steffen Klassert <steffen.klassert@...unet.com>
To: Slavin Liu <slavin452@...il.com>
CC: <stable@...r.kernel.org>, Sabrina Dubroca <sd@...asysnail.net>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [BUG] Missing backport for commit b441cf3f8c4b ("xfrm: delete
 x->tunnel as we delete x")

On Tue, Nov 18, 2025 at 11:11:40PM +0800, Slavin Liu wrote:
> Hi,
> 
> I would like to request backporting commit b441cf3f8c4b ("xfrm: delete 
> x->tunnel as we delete x") to all LTS kernels.
> This patch actually fixes a use-after-free issue, but it hasn't been 
> backported to any of the LTS versions, which are still being affected. 

This was explicitely held of from backporting due to problems.
It should not be backported without:

10deb6986484 ("xfrm: also call xfrm_state_delete_tunnel at...")