netdev - Re: [PATCHv2 net] sctp: use the correct skb for security_sctp_assoc

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Message-Id: <164945461280.21125.3636048110583865924.git-patchwork-notify@kernel.org>
Date:   Fri, 08 Apr 2022 21:50:12 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Xin Long <lucien.xin@...il.com>
Cc:     netdev@...r.kernel.org, linux-sctp@...r.kernel.org,
        davem@...emloft.net, kuba@...nel.org, marcelo.leitner@...il.com,
        nhorman@...driver.com, omosnace@...hat.com
Subject: Re: [PATCHv2 net] sctp: use the correct skb for
 security_sctp_assoc_request

Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@...nel.org>:

On Thu,  7 Apr 2022 09:24:22 -0400 you wrote:
> Yi Chen reported an unexpected sctp connection abort, and it occurred when
> COOKIE_ECHO is bundled with DATA Fragment by SCTP HW GSO. As the IP header
> is included in chunk->head_skb instead of chunk->skb, it failed to check
> IP header version in security_sctp_assoc_request().
> 
> According to Ondrej, SELinux only looks at IP header (address and IPsec
> options) and XFRM state data, and these are all included in head_skb for
> SCTP HW GSO packets. So fix it by using head_skb when calling
> security_sctp_assoc_request() in processing COOKIE_ECHO.
> 
> [...]

Here is the summary with links:
  - [PATCHv2,net] sctp: use the correct skb for security_sctp_assoc_request
    https://git.kernel.org/netdev/net/c/e2d88f9ce678

You are awesome, thank you!
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