From: patchwork-bot+netdevbpf@kernel.org
To: Florian Westphal <fw@strlen.de>
Cc: netdev@vger.kernel.org, pabeni@redhat.com, davem@davemloft.net,
edumazet@google.com, kuba@kernel.org,
netfilter-devel@vger.kernel.org, pablo@netfilter.org
Subject: Re: [PATCH net 1/3] netfilter: bpf: defer hook memory release until rcu readers are done
Date: Thu, 19 Mar 2026 14:50:08 +0000 [thread overview]
Message-ID: <177393180879.1521029.11143484797740188911.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260319093834.19933-2-fw@strlen.de>
Hello:
This series was applied to netdev/net.git (main)
by Florian Westphal <fw@strlen.de>:
On Thu, 19 Mar 2026 10:38:32 +0100 you wrote:
> Yiming Qian reports UaF when concurrent process is dumping hooks via
> nfnetlink_hooks:
>
> BUG: KASAN: slab-use-after-free in nfnl_hook_dump_one.isra.0+0xe71/0x10f0
> Read of size 8 at addr ffff888003edbf88 by task poc/79
> Call Trace:
> <TASK>
> nfnl_hook_dump_one.isra.0+0xe71/0x10f0
> netlink_dump+0x554/0x12b0
> nfnl_hook_get+0x176/0x230
> [..]
>
> [...]
Here is the summary with links:
- [net,1/3] netfilter: bpf: defer hook memory release until rcu readers are done
https://git.kernel.org/netdev/net/c/24f90fa3994b
- [net,2/3] netfilter: nf_tables: release flowtable after rcu grace period on error
https://git.kernel.org/netdev/net/c/d73f4b53aaae
- [net,3/3] nfnetlink_osf: validate individual option lengths in fingerprints
https://git.kernel.org/netdev/net/c/dbdfaae96096
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
next prev parent reply other threads:[~2026-03-19 14:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-19 9:38 [PATCH net 0/3] netfilter: updates for net Florian Westphal
2026-03-19 9:38 ` [PATCH net 1/3] netfilter: bpf: defer hook memory release until rcu readers are done Florian Westphal
2026-03-19 14:50 ` patchwork-bot+netdevbpf [this message]
2026-03-19 9:38 ` [PATCH net 2/3] netfilter: nf_tables: release flowtable after rcu grace period on error Florian Westphal
2026-03-19 9:38 ` [PATCH net 3/3] nfnetlink_osf: validate individual option lengths in fingerprints Florian Westphal
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=177393180879.1521029.11143484797740188911.git-patchwork-notify@kernel.org \
--to=patchwork-bot+netdevbpf@kernel.org \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=fw@strlen.de \
--cc=kuba@kernel.org \
--cc=netdev@vger.kernel.org \
--cc=netfilter-devel@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=pablo@netfilter.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox