Hello: This patch was applied to netdev/net.git (main) by Jakub Kicinski <kuba@xxxxxxxxxx>: On Wed, 25 Oct 2023 19:42:38 -0400 you wrote: > From: Willem de Bruijn <willemb@xxxxxxxxxx> > > 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