linux-kernel - Re: [PATCH] wifi: ath12k: Fix buffer overflow in debugfs

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Message-ID: <bb5a6a55-14f9-a854-c8fd-e059d34e309f@oss.qualcomm.com>
Date: Thu, 10 Apr 2025 22:53:06 +0530
From: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@....qualcomm.com>
To: Dan Carpenter <dan.carpenter@...aro.org>,
        Dinesh Karthikeyan <quic_dinek@...cinc.com>
Cc: Jeff Johnson <jjohnson@...nel.org>, Kalle Valo <kvalo@...nel.org>,
        Ramya Gnanasekar <quic_rgnanase@...cinc.com>,
        linux-wireless@...r.kernel.org, ath12k@...ts.infradead.org,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH] wifi: ath12k: Fix buffer overflow in debugfs



On 4/9/2025 4:31 PM, Dan Carpenter wrote:
> If the user tries to write more than 32 bytes then it results in memory
> corruption.  Fortunately, this is debugfs so it's limitted to root users.
> 
> Fixes: 3f73c24f28b3 ("wifi: ath12k: Add support to enable debugfs_htt_stats")
> Signed-off-by: Dan Carpenter <dan.carpenter@...aro.org>

Thanks for the fix!

Reviewed-by: Vasanthakumar Thiagarajan <vasanthakumar.thiagarajan@....qualcomm.com>