[lvc-project] [PATCH v2] wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes

[Kalle Valo]

Fedor Pchelkin <pchelkin at ispras.ru> wrote:

> A bad USB device is able to construct a service connection response
> message with target endpoint being ENDPOINT0 which is reserved for
> HTC_CTRL_RSVD_SVC and should not be modified to be used for any other
> services.
> 
> Reject such service connection responses.
> 
> Found by Linux Verification Center (linuxtesting.org) with Syzkaller.
> 
> Fixes: fb9987d0f748 ("ath9k_htc: Support for AR9271 chipset.")
> Reported-by: syzbot+b68fbebe56d8362907e8 at syzkaller.appspotmail.com
> Signed-off-by: Fedor Pchelkin <pchelkin at ispras.ru>
> Acked-by: Toke Høiland-Jørgensen <toke at toke.dk>
> Signed-off-by: Kalle Valo <quic_kvalo at quicinc.com>

Patch applied to ath-next branch of ath.git, thanks.

061b0cb9327b wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20230516150427.79469-1-pchelkin@ispras.ru/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches