From: Kees Cook <keescook@chromium.org>
To: Xinhui.Pan@amd.com, azeemshaikh38@gmail.com,
christian.koenig@amd.com, alexander.deucher@amd.com
Cc: Kees Cook <keescook@chromium.org>,
dri-devel@lists.freedesktop.org, amd-gfx@lists.freedesktop.org,
airlied@gmail.com, linux-hardening@vger.kernel.org,
daniel@ffwll.ch, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drm/radeon: Replace all non-returning strlcpy with strscpy
Date: Mon, 22 May 2023 13:54:49 -0700 [thread overview]
Message-ID: <168478888725.1444594.8281276970110924816.b4-ty@chromium.org> (raw)
In-Reply-To: <20230522155032.2336283-1-azeemshaikh38@gmail.com>
On Mon, 22 May 2023 15:50:32 +0000, Azeem Shaikh wrote:
> strlcpy() reads the entire source buffer first.
> This read may exceed the destination size limit.
> This is both inefficient and can lead to linear read
> overflows if a source string is not NUL-terminated [1].
> In an effort to remove strlcpy() completely [2], replace
> strlcpy() here with strscpy().
> No return values were used, so direct replacement is safe.
>
> [...]
Applied to for-next/hardening, thanks!
[1/1] drm/radeon: Replace all non-returning strlcpy with strscpy
https://git.kernel.org/kees/c/76ea3f6ef93f
--
Kees Cook
prev parent reply other threads:[~2023-05-22 20:54 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-22 15:50 [PATCH] drm/radeon: Replace all non-returning strlcpy with strscpy Azeem Shaikh
2023-05-22 20:15 ` Kees Cook
2023-05-22 20:34 ` Deucher, Alexander
2023-05-22 20:54 ` Kees Cook [this message]
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