Re: [PATCH] Bluetooth: SMP: reject Security Request over BR/EDR

[patchwork-bot+bluetooth@kernel.org]

Hello:

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

On Wed, 16 Sep 2026 10:46:22 -0300 you wrote:
> Bose QC Ultra Headphones (dual-mode, same public address on both
> transports) occasionally send an SMP Security Request on the BR/EDR
> SMP fixed channel right after the ACL link is encrypted. The kernel
> handles it as if it were an LE link: smp_cmd_security_req() has no
> transport check, smp_ltk_encrypt() looks up an LTK with the ACL
> connection's dst_type, and hci_find_ltk() matches the peer's LE LTK
> because the LE public address type is stored as ADDR_LE_DEV_PUBLIC (0),
> the same value as BDADDR_BREDR. HCI_OP_LE_START_ENC is then issued on
> the ACL handle, the controller rejects it with Invalid HCI Command
> Parameters, and hci_cs_le_start_enc() disconnects the link with
> HCI_ERROR_AUTH_FAILURE. The headphones drop within a second of
> connecting, before any profile is up; a manual reconnect works.
> 
> [...]

Here is the summary with links:
  - Bluetooth: SMP: reject Security Request over BR/EDR
    https://git.kernel.org/bluetooth/bluetooth-next/c/f033482d76a9

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