Messages in this thread | | | Subject | Re: [PATCH v4,bpf-next] bpf: Don't redirect packets with invalid pkt_len | From | patchwork-bot+netdevbpf@kernel ... | Date | Tue, 19 Jul 2022 17:00:14 +0000 |
| |
Hello:
This patch was applied to bpf/bpf-next.git (master) by Alexei Starovoitov <ast@kernel.org>:
On Fri, 15 Jul 2022 19:55:59 +0800 you wrote: > Syzbot found an issue [1]: fq_codel_drop() try to drop a flow whitout any > skbs, that is, the flow->head is null. > The root cause, as the [2] says, is because that bpf_prog_test_run_skb() > run a bpf prog which redirects empty skbs. > So we should determine whether the length of the packet modified by bpf > prog or others like bpf_prog_test is valid before forwarding it directly. > > [...]
Here is the summary with links: - [v4,bpf-next] bpf: Don't redirect packets with invalid pkt_len https://git.kernel.org/bpf/bpf-next/c/fd1894224407
You are awesome, thank you! -- Deet-doot-dot, I am a bot. https://korg.docs.kernel.org/patchwork/pwbot.html
| |