Groups > linux.debian.user > #190504

Re: File permission confusion [Debian 9.1 with MATE]

From	David Wright <deblis@lionunicorn.co.uk>
Newsgroups	linux.debian.user
Subject	Re: File permission confusion [Debian 9.1 with MATE]
Date	2018-01-01 17:30 +0100
Message-ID	<v3b8l-4Eu-3@gated-at.bofh.it> (permalink)
References	<v36s1-1yj-13@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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On Mon 01 Jan 2018 at 05:23:29 (-0600), Richard Owlett wrote:
> As user "richard" I created 3 files.
> I later wanted to protect them totally from accidental change.
> For each file, I went to Properties->Permissions and changed Access
> for Owner, Group, and Others to "Read Only".

No, you set the access to "Read Permission". Each bit grants a
permission (on the file itself; its directory has to be considered
separately).

> As user "richard" I was able to delete them with Caja.
> *UNDESIRABLE*
> As "root" I changed Owner and Group to "root" leaving Access for all
> as "Read Only".
> 
> User "richard" could still *DELETE THEM*!
> "Read Only" evidently does not mean what it implies.

If you read "Read Only" in Linux documentation you should consider
filing a bug against it. As for these "implications", you might be
assuming MSDOS semantics from your past experience.

Cheers,
David.

Thread

File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-01 12:30 +0100
  Re: File permission confusion [Debian 9.1 with MATE] Mark Fletcher <mark27q1@gmail.com> - 2018-01-01 12:40 +0100
  [ADDENDUM] File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-01 12:40 +0100
    Re: File permission confusion [Debian 9.1 with MATE] "Thomas Schmitt" <scdbackup@gmx.net> - 2018-01-01 13:10 +0100
      Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-01 18:00 +0100
        Re: File permission confusion [Debian 9.1 with MATE] Dan Purgert <dan@djph.net> - 2018-01-01 19:30 +0100
          Re: File permission confusion [Debian 9.1 with MATE] <tomas@tuxteam.de> - 2018-01-01 19:40 +0100
            Re: File permission confusion [Debian 9.1 with MATE] Dan Purgert <dan@djph.net> - 2018-01-02 12:10 +0100
        Re: File permission confusion [Debian 9.1 with MATE] "Thomas Schmitt" <scdbackup@gmx.net> - 2018-01-01 19:40 +0100
          Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-02 15:10 +0100
        Re: File permission confusion [Debian 9.1 with MATE] Eduardo M KALINOWSKI <eduardo@kalinowski.com.br> - 2018-01-02 13:40 +0100
          Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-02 15:20 +0100
            Re: File permission confusion [Debian 9.1 with MATE] "Thomas Schmitt" <scdbackup@gmx.net> - 2018-01-02 16:40 +0100
              Re: File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-02 19:40 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Greg Wooledge <wooledg@eeg.ccf.org> - 2018-01-02 19:40 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-02 19:50 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-02 20:40 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-02 21:10 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Curt <curty@free.fr> - 2018-01-02 22:20 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Dan Purgert <dan@djph.net> - 2018-01-02 21:30 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-02 21:50 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Dan Purgert <dan@djph.net> - 2018-01-03 00:20 +0100
                Re: File permission confusion [Debian 9.1 with MATE] "Thomas Schmitt" <scdbackup@gmx.net> - 2018-01-02 21:10 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-02 21:40 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Richard Hector <richard@walnut.gen.nz> - 2018-01-06 06:20 +0100
    Re: [ADDENDUM] File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-01 13:10 +0100
    Re: [ADDENDUM] File permission confusion [Debian 9.1 with MATE] Brian <ad44@cityscape.co.uk> - 2018-01-01 20:40 +0100
  Re: File permission confusion [Debian 9.1 with MATE] David Wright <deblis@lionunicorn.co.uk> - 2018-01-01 17:30 +0100
    Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-01 18:30 +0100
      Re: File permission confusion [Debian 9.1 with MATE] Michael Stone <mstone@debian.org> - 2018-01-01 18:40 +0100
        Re: File permission confusion [Debian 9.1 with MATE] Richard Owlett <rowlett@cloud85.net> - 2018-01-01 18:50 +0100
          Re: File permission confusion [Debian 9.1 with MATE] Michael Stone <mstone@debian.org> - 2018-01-01 19:10 +0100
            Re: File permission confusion [Debian 9.1 with MATE] <tomas@tuxteam.de> - 2018-01-01 19:20 +0100
              Re: File permission confusion [Debian 9.1 with MATE] Michael Stone <mstone@debian.org> - 2018-01-01 19:40 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Greg Wooledge <wooledg@eeg.ccf.org> - 2018-01-02 15:30 +0100
                Re: File permission confusion [Debian 9.1 with MATE] Michael Stone <mstone@debian.org> - 2018-01-02 23:50 +0100
          Re: File permission confusion [Debian 9.1 with MATE] <tomas@tuxteam.de> - 2018-01-01 19:20 +0100

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