From: Kalle Valo <kvalo@codeaurora.org>
To: Lv Yunlong <lyl2019@mail.ustc.edu.cn>
Cc: davem@davemloft.net, kuba@kernel.org, ath10k@lists.infradead.org,
linux-wireless@vger.kernel.org, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
Lv Yunlong <lyl2019@mail.ustc.edu.cn>
Subject: Re: [PATCH] wireless: ath10k: Fix a use after free in ath10k_htc_send_bundle
Date: Thu, 22 Apr 2021 13:54:32 +0000 (UTC) [thread overview]
Message-ID: <20210422135432.86793C43460@smtp.codeaurora.org> (raw)
In-Reply-To: <20210329120154.8963-1-lyl2019@mail.ustc.edu.cn>
Lv Yunlong <lyl2019@mail.ustc.edu.cn> wrote:
> In ath10k_htc_send_bundle, the bundle_skb could be freed by
> dev_kfree_skb_any(bundle_skb). But the bundle_skb is used later
> by bundle_skb->len.
>
> As skb_len = bundle_skb->len, my patch replaces bundle_skb->len to
> skb_len after the bundle_skb was freed.
>
> Fixes: c8334512f3dd1 ("ath10k: add htt TX bundle for sdio")
> Signed-off-by: Lv Yunlong <lyl2019@mail.ustc.edu.cn>
> Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Patch applied to ath-next branch of ath.git, thanks.
8392df5d7e0b ath10k: Fix a use after free in ath10k_htc_send_bundle
--
https://patchwork.kernel.org/project/linux-wireless/patch/20210329120154.8963-1-lyl2019@mail.ustc.edu.cn/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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prev parent reply other threads:[~2021-04-22 13:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-29 12:01 [PATCH] wireless: ath10k: Fix a use after free in ath10k_htc_send_bundle Lv Yunlong
2021-04-13 16:15 ` lyl2019
2021-04-22 13:54 ` Kalle Valo [this message]
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