linux-man.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: "Michael Kerrisk (man-pages)" <mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
To: Christian Seiler <christian-+GPkE3DhqnY@public.gmane.org>
Cc: mtk.manpages-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org,
	linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: typo in capabilities(7) man page
Date: Fri, 16 Jan 2015 08:14:44 +0100	[thread overview]
Message-ID: <54B8BA64.2040400@gmail.com> (raw)
In-Reply-To: <ee0727efea7a018dd84444dd9342ba7c-+GPkE3DhqnY@public.gmane.org>

Hello Christian,

On 01/13/2015 07:12 PM, Christian Seiler wrote:
> Dear Maintainers,
> 
> I have found a small typo in capabilities(7). As per instructions[1],
> I'm reporting it directly via email.
> 
> Under the capability CAP_SYS_ADMIN it says that you need it if you
> want to
> 
>   'forge UID when passing socket credentials;'
> 
> This should read instead:
> 
>   'forge PID when passing socket credentials;'
> 
> Rationale:
> 
> UID/GID are governed by CAP_SET[UG]ID instead (which is already
> correctly mentioned in the man page), only PID requires CAP_SYS_ADMIN.
> 
> The check in the kernel source can be found in:
> <https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/tree/net/core/scm.c#n47>
> 
> Thanks!
> 
> Christian
> 
> [1] <https://www.kernel.org/doc/man-pages/reporting_bugs.html>

Thanks for the very complete report! Yes, the page needs fixing,
and I've done that.

Cheers,

Michael


-- 
Michael Kerrisk
Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/
Linux/UNIX System Programming Training: http://man7.org/training/
--
To unsubscribe from this list: send the line "unsubscribe linux-man" in
the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

      parent reply	other threads:[~2015-01-16  7:14 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-13 18:12 typo in capabilities(7) man page Christian Seiler
     [not found] ` <ee0727efea7a018dd84444dd9342ba7c-+GPkE3DhqnY@public.gmane.org>
2015-01-16  7:14   ` Michael Kerrisk (man-pages) [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=54B8BA64.2040400@gmail.com \
    --to=mtk.manpages-re5jqeeqqe8avxtiumwx3w@public.gmane.org \
    --cc=christian-+GPkE3DhqnY@public.gmane.org \
    --cc=linux-man-u79uwXL29TY76Z2rM5mHXA@public.gmane.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).