Re: [PATCH] clocksource: Replace all non-returning strlcpy with strscpy

From: Kees Cook
Date: Tue May 30 2023 - 19:26:57 EST


On Tue, 30 May 2023 16:35:46 +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] clocksource: Replace all non-returning strlcpy with strscpy
https://git.kernel.org/kees/c/40932d192ec8

--
Kees Cook