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Subject: Re: [PATCH] bluetooth: Perform careful capability checks in
 hci_sock_ioctl()
From:   patchwork-bot+bluetooth@kernel.org
Message-Id: <168175621926.2755.7232782905292014769.git-patchwork-notify@kernel.org>
Date:   Mon, 17 Apr 2023 18:30:19 +0000
References: <20230416081404.8227-1-lrh2000@pku.edu.cn>
In-Reply-To: <20230416081404.8227-1-lrh2000@pku.edu.cn>
To:     Ruihan Li <lrh2000@pku.edu.cn>
Cc:     linux-bluetooth@vger.kernel.org, marcel@holtmann.org,
        johan.hedberg@gmail.com, luiz.dentz@gmail.com,
        stable@vger.kernel.org
Precedence: bulk

Hello:

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

On Sun, 16 Apr 2023 16:14:04 +0800 you wrote:
> Previously, capability was checked using capable(), which verified that the
> caller of the ioctl system call had the required capability. In addition,
> the result of the check would be stored in the HCI_SOCK_TRUSTED flag,
> making it persistent for the socket.
> 
> However, malicious programs can abuse this approach by deliberately sharing
> an HCI socket with a privileged task. The HCI socket will be marked as
> trusted when the privileged task occasionally makes an ioctl call.
> 
> [...]

Here is the summary with links:
  - bluetooth: Perform careful capability checks in hci_sock_ioctl()
    https://git.kernel.org/bluetooth/bluetooth-next/c/313016d28888

You are awesome, thank you!
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