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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.