From: patchwork-bot+netdevbpf@kernel.org
To: Hangbin Liu <liuhangbin@gmail.com>
Cc: netdev@vger.kernel.org, jv@jvosburgh.net, andrew+netdev@lunn.ch,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, jbohac@suse.cz, liali@redhat.com,
nikolay@nvidia.com
Subject: Re: [PATCHv3 net] bonding: alb: fix UAF in rlb_arp_recv during bond up/down
Date: Thu, 19 Feb 2026 17:40:19 +0000 [thread overview]
Message-ID: <177152281932.2317554.10314351158058366717.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260218060919.101574-1-liuhangbin@gmail.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Wed, 18 Feb 2026 06:09:19 +0000 you wrote:
> The ALB RX path may access rx_hashtbl concurrently with bond
> teardown. During rapid bond up/down cycles, rlb_deinitialize()
> frees rx_hashtbl while RX handlers are still running, leading
> to a null pointer dereference detected by KASAN.
>
> However, the root cause is that rlb_arp_recv() can still be accessed
> after setting recv_probe to NULL, which is actually a use-after-free
> (UAF) issue. That is the reason for using the referenced commit in the
> Fixes tag.
>
> [...]
Here is the summary with links:
- [PATCHv3,net] bonding: alb: fix UAF in rlb_arp_recv during bond up/down
https://git.kernel.org/netdev/net/c/e6834a4c4746
You are awesome, thank you!
--
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prev parent reply other threads:[~2026-02-19 17:40 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-18 6:09 [PATCHv3 net] bonding: alb: fix UAF in rlb_arp_recv during bond up/down Hangbin Liu
2026-02-19 17:40 ` patchwork-bot+netdevbpf [this message]
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