netdev - Re: [PATCH v4 net] geneve: fix header validation in geneve[6]_xmit

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Date: Mon, 08 Apr 2024 11:00:27 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Eric Dumazet <edumazet@...gle.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 netdev@...r.kernel.org, eric.dumazet@...il.com,
 syzbot+9ee20ec1de7b3168db09@...kaller.appspotmail.com, phil@...lpotter.co.uk,
 sd@...asysnail.net
Subject: Re: [PATCH v4 net] geneve: fix header validation in geneve[6]_xmit_skb

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@...emloft.net>:

On Fri,  5 Apr 2024 10:30:34 +0000 you wrote:
> syzbot is able to trigger an uninit-value in geneve_xmit() [1]
> 
> Problem : While most ip tunnel helpers (like ip_tunnel_get_dsfield())
> uses skb_protocol(skb, true), pskb_inet_may_pull() is only using
> skb->protocol.
> 
> If anything else than ETH_P_IPV6 or ETH_P_IP is found in skb->protocol,
> pskb_inet_may_pull() does nothing at all.
> 
> [...]

Here is the summary with links:
  - [v4,net] geneve: fix header validation in geneve[6]_xmit_skb
    https://git.kernel.org/netdev/net/c/d8a6213d70ac

You are awesome, thank you!
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