Backport request for commit 134121bfd99a ("ipvs: Defer ip_vs

lvs-devel

Backport request for commit 134121bfd99a ("ipvs: Defer ip_vs_ftp unregis

To:	stable@xxxxxxxxxxxxxxx
Subject:	Backport request for commit 134121bfd99a ("ipvs: Defer ip_vs_ftp unregister during netns cleanup")
Cc:	Slavin Liu <slavin452@xxxxxxxxx>, Julian Anastasov <ja@xxxxxx>, Florian Westphal <fw@xxxxxxxxx>, Simon Horman <horms@xxxxxxxxxxxx>, Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>, netdev@xxxxxxxxxxxxxxx, netfilter-devel@xxxxxxxxxxxxxxx, lvs-devel@xxxxxxxxxxxxxxx
From:	Slavin Liu <slavin452@xxxxxxxxx>
Date:	Mon, 13 Oct 2025 17:34:49 +0800

Hi,

I would like to request backporting 134121bfd99a ("ipvs: Defer ip_vs_ftp 
unregister during netns cleanup") to all LTS kernels.

This fixes a UAF vulnerability in IPVS that was introduced since v2.6.39, and 
the patch applies cleanly to the LTS kernels.

thanks,

Slavin Liu

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