netdev - Re: [PATCH] orinoco: Avoid field-overflowing memcpy()

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-Id: <20210622152347.83806C4338A@smtp.codeaurora.org>
Date:   Tue, 22 Jun 2021 15:23:47 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Kees Cook <keescook@...omium.org>
Cc:     Kees Cook <keescook@...omium.org>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>, linux-kernel@...r.kernel.org,
        linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] orinoco: Avoid field-overflowing memcpy()

Kees Cook <keescook@...omium.org> wrote:

> In preparation for FORTIFY_SOURCE performing compile-time and run-time
> field bounds checking for memcpy(), memmove(), and memset(), avoid
> intentionally writing across neighboring array fields.
> 
> Validate the expected key size and introduce a wrapping structure
> to use as the multi-field memcpy() destination so that overflows
> can be correctly detected.
> 
> Signed-off-by: Kees Cook <keescook@...omium.org>

Patch applied to wireless-drivers-next.git, thanks.

70ca8441ebfc orinoco: Avoid field-overflowing memcpy()

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210616203952.1248910-1-keescook@chromium.org/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches