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Message-ID: <168503428836.19957.620283860814904448.kvalo@kernel.org> Date: Thu, 25 May 2023 17:04:50 +0000 (UTC) From: Kalle Valo <kvalo@...nel.org> To: Fedor Pchelkin <pchelkin@...ras.ru> Cc: Toke Høiland-Jørgensen <toke@...e.dk>, Fedor Pchelkin <pchelkin@...ras.ru>, "David S. Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>, linux-wireless@...r.kernel.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Takeshi Misawa <jeliantsurux@...il.com>, Alexey Khoroshilov <khoroshilov@...ras.ru>, lvc-project@...uxtesting.org, syzbot+b68fbebe56d8362907e8@...kaller.appspotmail.com Subject: Re: [PATCH v2] wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes Fedor Pchelkin <pchelkin@...ras.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@...kaller.appspotmail.com > Signed-off-by: Fedor Pchelkin <pchelkin@...ras.ru> > Acked-by: Toke Høiland-Jørgensen <toke@...e.dk> > Signed-off-by: Kalle Valo <quic_kvalo@...cinc.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
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