From: patchwork-bot+netdevbpf@kernel.org
To: Henry Martin <bsdhenrymartin@gmail.com>
Cc: vladimir.oltean@nxp.com, dsahern@kernel.org, idosch@nvidia.com,
davem@davemloft.net, kuba@kernel.org, edumazet@kernel.org,
pabeni@redhat.com, horms@kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH net v2] ipconfig: fix use-after-free of device list after ic_close_devs()
Date: Sat, 17 Oct 2026 00:50:09 +0000 [thread overview]
Message-ID: <179219820952.1034269.12970180804161410066.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20261010085003.3261587-1-bsdhenrymartin@gmail.com>
Hello:
This patch was applied to netdev/net-next.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Sat, 10 Oct 2026 16:49:58 +0800 you wrote:
> ic_close_devs() kfree()s every ic_device node but leaves the static
> ic_first_dev and ic_dev pointers dangling behind. When a DHCP
> negotiation gets an OFFER but never the matching ACK, ic_bootp_recv()
> accepts the OFFER and records ic_dev = <list node>, the round times
> out and ic_close_devs() frees the whole list — node included. The
> next failed retry round runs ic_close_devs() once more, evaluating
>
> [...]
Here is the summary with links:
- [net,v2] ipconfig: fix use-after-free of device list after ic_close_devs()
https://git.kernel.org/netdev/net-next/c/befe96ed37d5
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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prev parent reply other threads:[~2026-10-17 0:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-10 8:49 [PATCH net v2] ipconfig: fix use-after-free of device list after ic_close_devs() Henry Martin
2026-10-16 17:00 ` Simon Horman
2026-10-17 0:50 ` patchwork-bot+netdevbpf [this message]
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