linux-kernel - Re: [PATCH] mtd: rawnand: cadence: Annotate struct cdns_nand_chip with __counted

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <20231016092859.289086-1-miquel.raynal@bootlin.com>
Date:   Mon, 16 Oct 2023 11:28:59 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Kees Cook <keescook@...omium.org>,
        Miquel Raynal <miquel.raynal@...tlin.com>
Cc:     Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        "Gustavo A. R. Silva" <gustavoars@...nel.org>,
        Martin Blumenstingl <martin.blumenstingl@...glemail.com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Roger Quadros <rogerq@...nel.org>,
        Thierry Reding <treding@...dia.com>,
        Yang Yingliang <yangyingliang@...wei.com>,
        Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
        Valentin Korenblit <vkorenblit@...uans.com>,
        ye xingchen <ye.xingchen@....com.cn>,
        linux-mtd@...ts.infradead.org, linux-hardening@...r.kernel.org,
        Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Tom Rix <trix@...hat.com>, Heiko Stuebner <heiko@...ech.de>,
        linux-kernel@...r.kernel.org, llvm@...ts.linux.dev
Subject: Re: [PATCH] mtd: rawnand: cadence: Annotate struct cdns_nand_chip with __counted_by

On Fri, 2023-10-06 at 20:17:34 UTC, Kees Cook wrote:
> Prepare for the coming implementation by GCC and Clang of the __counted_by
> attribute. Flexible array members annotated with __counted_by can have
> their accesses bounds-checked at run-time via CONFIG_UBSAN_BOUNDS (for
> array indexing) and CONFIG_FORTIFY_SOURCE (for strcpy/memcpy-family
> functions).
> 
> As found with Coccinelle[1], add __counted_by for struct cdns_nand_chip.
> 
> Cc: Miquel Raynal <miquel.raynal@...tlin.com>
> Cc: Richard Weinberger <richard@....at>
> Cc: Vignesh Raghavendra <vigneshr@...com>
> Cc: "Gustavo A. R. Silva" <gustavoars@...nel.org>
> Cc: Martin Blumenstingl <martin.blumenstingl@...glemail.com>
> Cc: Nicolas Ferre <nicolas.ferre@...rochip.com>
> Cc: Roger Quadros <rogerq@...nel.org>
> Cc: Thierry Reding <treding@...dia.com>
> Cc: Yang Yingliang <yangyingliang@...wei.com>
> Cc: "Uwe Kleine-König" <u.kleine-koenig@...gutronix.de>
> Cc: Valentin Korenblit <vkorenblit@...uans.com>
> Cc: ye xingchen <ye.xingchen@....com.cn>
> Cc: linux-mtd@...ts.infradead.org
> Cc: linux-hardening@...r.kernel.org
> Link: https://github.com/kees/kernel-tools/blob/trunk/coccinelle/examples/counted_by.cocci [1]
> Signed-off-by: Kees Cook <keescook@...omium.org>
> Reviewed-by: Gustavo A. R. Silva <gustavoars@...nel.org>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel