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From: patchwork-bot+bluetooth@kernel.org
To: Aldo Ariel Panzardo <qwe.aldo@gmail.com>
Cc: luiz.dentz@gmail.com, linux-bluetooth@vger.kernel.org,
	linux-kernel@vger.kernel.org, stable@vger.kernel.org
Subject: Re: [PATCH] Bluetooth: hci_sock: validate event length before filtering
Date: Wed, 16 Sep 2026 18:00:07 +0000	[thread overview]
Message-ID: <178958160713.2777538.3303073061457173615.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260915160307.3106955-1-qwe.aldo@gmail.com>

Hello:

This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <luiz.von.dentz@intel.com>:

On Tue, 15 Sep 2026 13:03:07 -0300 you wrote:
> is_filtered_packet() reads the event code from skb->data[0] without first
> checking that the skb is nonempty. When an opcode filter is configured,
> it also reads the command opcode at offsets 3 or 4 without checking that
> a Command Complete or Command Status event is long enough.
> 
> hci_send_to_sock() invokes the filter before hci_event_packet() validates
> the event header. A malformed event supplied by a controller or a vhci
> device can therefore cause an out-of-bounds read.
> 
> [...]

Here is the summary with links:
  - Bluetooth: hci_sock: validate event length before filtering
    https://git.kernel.org/bluetooth/bluetooth-next/c/b0a6cf99afd5

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



      reply	other threads:[~2026-09-16 18:01 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-15 16:03 Aldo Ariel Panzardo
2026-09-16 18:00 ` patchwork-bot+bluetooth [this message]

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