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From: patchwork-bot+netdevbpf@kernel.org
To: Tariq Toukan <tariqt@nvidia.com>
Cc: andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com,
	kuba@kernel.org, netdev@vger.kernel.org, pabeni@redhat.com,
	dtatulea@nvidia.com, gal@nvidia.com, leon@kernel.org,
	linux-kernel@vger.kernel.org, linux-rdma@vger.kernel.org,
	mbloch@nvidia.com, saeedm@nvidia.com, ychemla@nvidia.com
Subject: Re: [PATCH net] net/mlx5: E-Switch: fix use-after-free in mlx5_eswitch_termtbl_put
Date: Sat, 05 Sep 2026 20:30:12 +0000	[thread overview]
Message-ID: <178864021214.1345393.10049217548777927998.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260902193514.3668880-1-tariqt@nvidia.com>

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:

On Wed, 2 Sep 2026 22:35:14 +0300 you wrote:
> From: Yael Chemla <ychemla@nvidia.com>
> 
> In mlx5_eswitch_termtbl_put(), the zero-ref cleanup check reads
> tt->ref_count after termtbl_mutex has been released.  Two concurrent
> callers on the same mlx5_termtbl_handle race: one decrements ref_count
> to zero, removes the hash entry, and calls kfree(tt) while the other
> has already dropped the mutex and is about to evaluate
> if (!tt->ref_count), producing a use-after-free.
> 
> [...]

Here is the summary with links:
  - [net] net/mlx5: E-Switch: fix use-after-free in mlx5_eswitch_termtbl_put
    https://git.kernel.org/netdev/net/c/7ee07f601f8f

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html



      reply	other threads:[~2026-09-05 20:31 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-02 19:35 Tariq Toukan
2026-09-05 20:30 ` patchwork-bot+netdevbpf [this message]

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