From: Dan Carpenter <dan.carpenter@oracle.com>
To: kernel-janitors@vger.kernel.org
Subject: Re: [patch 1/2] Staging: silicom: add some range checks to proc functions
Date: Fri, 14 Sep 2012 07:08:30 +0000 [thread overview]
Message-ID: <20120914070830.GC13767@mwanda> (raw)
In-Reply-To: <20120914065600.GF11886@elgon.mountain>
On Fri, Sep 14, 2012 at 09:56:00AM +0300, Dan Carpenter wrote:
> If you tried to cat more than 255 characters (the last character is for
> the terminator) to these proc files then it would corrupt kernel memory.
>
> Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Actually sorry for this, I meant to check first before sending. Is
it possible to do a zero size write to a proc file? In sysfs it
isn't but I'm not sure about proc.
I may need to redo this.
regards,
dan carpenter
next prev parent reply other threads:[~2012-09-14 7:08 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-14 6:56 [patch 1/2] Staging: silicom: add some range checks to proc functions Dan Carpenter
2012-09-14 7:08 ` Dan Carpenter [this message]
2012-09-14 8:11 ` Dan Carpenter
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=20120914070830.GC13767@mwanda \
--to=dan.carpenter@oracle.com \
--cc=kernel-janitors@vger.kernel.org \
/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).