From: Kalle Valo <kvalo@codeaurora.org>
To: Kees Cook <keescook@chromium.org>
Cc: Kees Cook <keescook@chromium.org>,
Larry Finger <Larry.Finger@lwfinger.net>,
Ping-Ke Shih <pkshih@realtek.com>,
"David S. Miller" <davem@davemloft.net>,
Jakub Kicinski <kuba@kernel.org>,
Kaixu Xia <kaixuxia@tencent.com>,
linux-kernel@vger.kernel.org, linux-wireless@vger.kernel.org,
netdev@vger.kernel.org, linux-hardening@vger.kernel.org
Subject: Re: [PATCH] rtlwifi: rtl8192de: Fully initialize curvecount_val
Date: Tue, 22 Jun 2021 15:24:42 +0000 (UTC) [thread overview]
Message-ID: <20210622152442.EBE91C4323A@smtp.codeaurora.org> (raw)
In-Reply-To: <20210617171317.3410722-1-keescook@chromium.org>
Kees Cook <keescook@chromium.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.
>
> The size argument to memset() is bytes, but the array element size
> of curvecount_val is u32, so "CV_CURVE_CNT * 2" was only 1/4th of the
> contents of curvecount_val. Adjust memset() to wipe full buffer size.
>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> Reviewed-by: Larry Finger <Larry.Finger@lwfinger.net>
Patch applied to wireless-drivers-next.git, thanks.
0d5e743db480 rtlwifi: rtl8192de: Fully initialize curvecount_val
--
https://patchwork.kernel.org/project/linux-wireless/patch/20210617171317.3410722-1-keescook@chromium.org/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
prev parent reply other threads:[~2021-06-22 15:25 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-17 17:13 [PATCH] rtlwifi: rtl8192de: Fully initialize curvecount_val Kees Cook
2021-06-17 18:16 ` Larry Finger
2021-06-22 15:24 ` Kalle Valo [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20210622152442.EBE91C4323A@smtp.codeaurora.org \
--to=kvalo@codeaurora.org \
--cc=Larry.Finger@lwfinger.net \
--cc=davem@davemloft.net \
--cc=kaixuxia@tencent.com \
--cc=keescook@chromium.org \
--cc=kuba@kernel.org \
--cc=linux-hardening@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-wireless@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pkshih@realtek.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).