linux-kernel - Re: [PATCH v3] wifi: ath12k: Fix for out-of bound access error

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Message-ID: <87frnwwyhm.fsf@kernel.org>
Date: Tue, 12 Nov 2024 12:13:57 +0200
From: Kalle Valo <kvalo@...nel.org>
To: Karol Przybylski <karprzy7@...il.com>
Cc: jjohnson@...nel.org,  linux-wireless@...r.kernel.org,
  ath12k@...ts.infradead.org,  linux-kernel@...r.kernel.org,
  skhan@...uxfoundation.org
Subject: Re: [PATCH v3] wifi: ath12k: Fix for out-of bound access error

Karol Przybylski <karprzy7@...il.com> writes:

> Selfgen stats are placed in a buffer using print_array_to_buf_index() function.
> Array length parameter passed to the function is too big, resulting in possible
> out-of bound memory error.
> Decreasing buffer size by one fixes faulty upper bound of passed array.
>
> Discovered in coverity scan, CID 1600742 and CID 1600758
>
> Signed-off-by: Karol Przybylski <karprzy7@...il.com>

I assume you only compile tested this, it's always good to mention that
in the commit message. But no need resend because of this.

Acked-by: Kalle Valo <kvalo@...nel.org>

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