From: Sudeep Holla <sudeep.holla@arm.com>
To: Cristian Marussi <cristian.marussi@arm.com>
Cc: linux-kernel@vger.kernel.org, linux-hwmon@vger.kernel.org,
jdelvare@suse.com, linux@roeck-us.net,
Sudeep Holla <sudeep.holla@arm.com>
Subject: Re: [RESEND][PATCH] hwmon: scmi: fix potential buffer overflow in scmi_hwmon_probe()
Date: Wed, 15 Jul 2020 14:00:43 +0100 [thread overview]
Message-ID: <20200715130043.GA28391@bogus> (raw)
In-Reply-To: <20200715121338.GA18761@e119603-lin.cambridge.arm.com>
On Wed, Jul 15, 2020 at 01:13:38PM +0100, Cristian Marussi wrote:
> SMATCH detected a potential buffer overflow in the manipulation of
> hwmon_attributes array inside the scmi_hwmon_probe function:
>
> drivers/hwmon/scmi-hwmon.c:226
> scmi_hwmon_probe() error: buffer overflow 'hwmon_attributes' 6 <= 9
>
> Fix it by statically declaring the size of the array as the maximum
> possible as defined by hwmon_max define.
>
Makes sense to me,
Reviewed-by: Sudeep Holla <sudeep.holla@arm.com>
There may be other such instances. I am not sure if Guenter has ignored
them intentionally or just no one has fixed them so far.
--
Regards,
Sudeep
next prev parent reply other threads:[~2020-07-15 13:00 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-07-15 12:13 [RESEND][PATCH] hwmon: scmi: fix potential buffer overflow in scmi_hwmon_probe() Cristian Marussi
2020-07-15 13:00 ` Sudeep Holla [this message]
2020-07-15 14:55 ` Guenter Roeck
2020-07-15 15:44 ` Sudeep Holla
2020-07-15 16:31 ` Cristian Marussi
2020-07-15 14:09 ` Guenter Roeck
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=20200715130043.GA28391@bogus \
--to=sudeep.holla@arm.com \
--cc=cristian.marussi@arm.com \
--cc=jdelvare@suse.com \
--cc=linux-hwmon@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@roeck-us.net \
/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