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From: patchwork-bot+netdevbpf@kernel.org
To: Aldo Ariel Panzardo <qwe.aldo@gmail.com>
Cc: sgarzare@redhat.com, bobbyeshleman@meta.com, leonardi@redhat.com,
	davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
	pabeni@redhat.com, horms@kernel.org,
	virtualization@lists.linux.dev, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH v3] vsock: ignore empty child namespace mode writes
Date: Fri, 18 Sep 2026 02:10:03 +0000	[thread overview]
Message-ID: <178969740389.229945.4198091256546266269.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260915173050.3176344-1-qwe.aldo@gmail.com>

Hello:

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

On Tue, 15 Sep 2026 14:30:50 -0300 you wrote:
> __vsock_net_mode_string() returns success without updating new_mode when
> the transfer length is zero. Its caller then reads the uninitialized enum
> and may permanently store a stack-derived value in the write-once child
> mode.
> 
> Return before calling __vsock_net_mode_string() when *lenp is zero so
> that the helper is never invoked with nothing to parse and new_mode is
> never read uninitialized. This also prevents an empty write from
> locking the current mode.
> 
> [...]

Here is the summary with links:
  - [v3] vsock: ignore empty child namespace mode writes
    https://git.kernel.org/netdev/net/c/2ec28c09b320

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



  parent reply	other threads:[~2026-09-18  2:11 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-15 11:14 [PATCH] vsock: preserve child namespace mode on an empty write Aldo Ariel Panzardo
2026-09-15 14:15 ` [PATCH v2] vsock: ignore empty child namespace mode writes Aldo Ariel Panzardo
2026-09-15 16:32   ` Luigi Leonardi
2026-09-15 16:57     ` Stefano Garzarella
2026-09-15 16:50   ` Stefano Garzarella
2026-09-15 17:29   ` Aldo Ariel Panzardo
2026-09-15 17:30   ` [PATCH v3] " Aldo Ariel Panzardo
2026-09-16 15:38     ` Stefano Garzarella
2026-09-16 16:53     ` Bobby Eshleman
2026-09-18  2:10     ` patchwork-bot+netdevbpf [this message]
2026-09-17 14:20 ` [PATCH] vsock: preserve child namespace mode on an empty write netdev-bot+sashiko

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