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Subject: Re: [PATCH] ax25: fix UAF bugs of net_device caused by rebinding
 operation
From:   patchwork-bot+netdevbpf@kernel.org
Message-Id: <164441400990.27404.8523744997637933787.git-patchwork-notify@kernel.org>
Date:   Wed, 09 Feb 2022 13:40:09 +0000
References: <20220209125345.86638-1-duoming@zju.edu.cn>
In-Reply-To: <20220209125345.86638-1-duoming@zju.edu.cn>
To:     Duoming Zhou <duoming@zju.edu.cn>
Cc:     linux-hams@vger.kernel.org, dan.carpenter@oracle.com,
        jreuter@yaina.de, ralf@linux-mips.org, davem@davemloft.net,
        kuba@kernel.org, netdev@vger.kernel.org,
        linux-kernel@vger.kernel.org
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List-ID: <netdev.vger.kernel.org>
X-Mailing-List: netdev@vger.kernel.org

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@davemloft.net>:

On Wed,  9 Feb 2022 20:53:45 +0800 you wrote:
> The ax25_kill_by_device() will set s->ax25_dev = NULL and
> call ax25_disconnect() to change states of ax25_cb and
> sock, if we call ax25_bind() before ax25_kill_by_device().
> 
> However, if we call ax25_bind() again between the window of
> ax25_kill_by_device() and ax25_dev_device_down(), the values
> and states changed by ax25_kill_by_device() will be reassigned.
> 
> [...]

Here is the summary with links:
  - ax25: fix UAF bugs of net_device caused by rebinding operation
    https://git.kernel.org/netdev/net/c/feef318c855a

You are awesome, thank you!
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