netdev - Re: [PATCH 1/2] xfrm: Fix inner mode lookup in tunnel mode GSO segmentation

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: 
 <176847900840.3967700.12571479792943503931.git-patchwork-notify@kernel.org>
Date: Thu, 15 Jan 2026 12:10:08 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Steffen Klassert <steffen.klassert@...unet.com>
Cc: davem@...emloft.net, kuba@...nel.org, herbert@...dor.apana.org.au,
 netdev@...r.kernel.org
Subject: Re: [PATCH 1/2] xfrm: Fix inner mode lookup in tunnel mode GSO
 segmentation

Hello:

This series was applied to netdev/net.git (main)
by Steffen Klassert <steffen.klassert@...unet.com>:

On Wed, 14 Jan 2026 13:18:08 +0100 you wrote:
> From: Jianbo Liu <jianbol@...dia.com>
> 
> Commit 61fafbee6cfe ("xfrm: Determine inner GSO type from packet inner
> protocol") attempted to fix GSO segmentation by reading the inner
> protocol from XFRM_MODE_SKB_CB(skb)->protocol. This was incorrect
> because the field holds the inner L4 protocol (TCP/UDP) instead of the
> required tunnel protocol. Also, the memory location (shared by
> XFRM_SKB_CB(skb) which could be overwritten by xfrm_replay_overflow())
> is prone to corruption. This combination caused the kernel to select
> the wrong inner mode and get the wrong address family.
> 
> [...]

Here is the summary with links:
  - [1/2] xfrm: Fix inner mode lookup in tunnel mode GSO segmentation
    https://git.kernel.org/netdev/net/c/3d5221af9c77
  - [2/2] xfrm: set ipv4 no_pmtu_disc flag only on output sa when direction is set
    https://git.kernel.org/netdev/net/c/c196def07bbc

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html