Re: [PATCH net v4] net: neigh: Reallocate headroom if necessary in neigh_hh_bridge()

[email protected] Tue, 19 May 2026 00:20:20 +0000

Newsgroups	dev.linux.lists.bridge,org.kernel.vger.netdev,org.kernel.vger.netfilter-devel
Message-ID	<177915002039.2025486.6837208699781727246.git-patchwork-notify@kernel.org>

Hello:

This patch was applied to netdev/net.git (main)
by Pablo Neira Ayuso <[email protected]>:

On Thu, 14 May 2026 16:46:38 +0200 you wrote:
> neigh_hh_bridge() assumes the skb always has sufficient headroom to copy
> the aligned  L2 header. This assumption can trigger the crash reported
> below using the following netfilter setup:
> 
> $modprobe br_netfilter
> $sysctl -w net.bridge.bridge-nf-call-iptables=1
> 
> [...]

Here is the summary with links:
  - [net,v4] net: neigh: Reallocate headroom if necessary in neigh_hh_bridge()
    https://git.kernel.org/netdev/net/c/b2870fc21601

You are awesome, thank you!
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