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
