Hello:
This patch was applied to bluetooth/bluetooth-next.git (master)
by Luiz Augusto von Dentz <[email protected]>:
On Mon, 17 Oct 2022 15:58:13 +0800 you wrote:
> When l2cap_recv_frame() is invoked to receive data, and the cid is
> L2CAP_CID_A2MP, if the channel does not exist, it will create a channel.
> However, after a channel is created, the hold operation of the channel
> is not performed. In this case, the value of channel reference counting
> is 1. As a result, after hci_error_reset() is triggered, l2cap_conn_del()
> invokes the close hook function of A2MP to release the channel. Then
> l2cap_chan_unlock(chan) will trigger UAF issue.
>
> [...]
Here is the summary with links:
- Bluetooth: L2CAP: fix use-after-free in l2cap_conn_del()
https://git.kernel.org/bluetooth/bluetooth-next/c/42cf46dea905
You are awesome, thank you!
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