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Message-Id: <169890428755.30377.9096227406672373743.git-patchwork-notify@kernel.org> Date: Thu, 02 Nov 2023 05:51:27 +0000 From: patchwork-bot+netdevbpf@...nel.org To: Willem de Bruijn <willemdebruijn.kernel@...il.com> Cc: netdev@...r.kernel.org, davem@...emloft.net, kuba@...nel.org, edumazet@...gle.com, pabeni@...hat.com, stable@...r.kernel.org, willemb@...gle.com, syzbot+a8c7be6dee0de1b669cc@...kaller.appspotmail.com Subject: Re: [PATCH net v2] llc: verify mac len before reading mac header Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@...nel.org>: On Wed, 25 Oct 2023 19:42:38 -0400 you wrote: > From: Willem de Bruijn <willemb@...gle.com> > > LLC reads the mac header with eth_hdr without verifying that the skb > has an Ethernet header. > > Syzbot was able to enter llc_rcv on a tun device. Tun can insert > packets without mac len and with user configurable skb->protocol > (passing a tun_pi header when not configuring IFF_NO_PI). > > [...] Here is the summary with links: - [net,v2] llc: verify mac len before reading mac header https://git.kernel.org/netdev/net/c/7b3ba18703a6 You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
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