From: Eli Zaretskii <eliz@gnu.org>
To: Paul Eggert <eggert@cs.ucla.edu>
Cc: 12632@debbugs.gnu.org
Subject: bug#12632: file permissions checking mishandled when setuid
Date: Sun, 14 Oct 2012 22:17:07 +0200 [thread overview]
Message-ID: <83txtw4xmk.fsf@gnu.org> (raw)
In-Reply-To: <507B15B0.2040802@cs.ucla.edu>
> Date: Sun, 14 Oct 2012 12:42:40 -0700
> From: Paul Eggert <eggert@cs.ucla.edu>
> CC: 12632@debbugs.gnu.org
>
> $ ./a.out eggert eggert/foo games games/foo uucp uucp/foo
> access(F_OK) euidaccess(F_OK) stat() filename
> 0 0 0 eggert
> 0 -1 -1 eggert/foo
> 0 0 0 games
> -1 0 0 games/foo
> 0 0 0 uucp
> -1 -1 -1 uucp/foo
>
> euidaccess always agrees with ls and with stat, whereas
> access does not.
If euidaccess always agrees with stat, why does it make sense to
switch check_existing to using euidaccess, which is much less portable
and non-standard function, requiring yet another bunch of imports from
gnulib?
next prev parent reply other threads:[~2012-10-14 20:17 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-10-13 1:58 bug#12632: file permissions checking mishandled when setuid Paul Eggert
2012-10-13 7:23 ` Eli Zaretskii
2012-10-13 8:36 ` Eli Zaretskii
2012-10-14 6:16 ` Paul Eggert
2012-10-14 6:56 ` Eli Zaretskii
2012-10-14 18:14 ` Paul Eggert
2012-10-14 18:39 ` Eli Zaretskii
2012-10-14 19:42 ` Paul Eggert
2012-10-14 20:10 ` Eli Zaretskii
2012-10-14 20:17 ` Eli Zaretskii [this message]
2012-10-14 20:40 ` Paul Eggert
2012-10-14 20:53 ` Eli Zaretskii
2012-10-15 6:17 ` Paul Eggert
2012-10-15 17:31 ` Eli Zaretskii
2012-10-15 21:38 ` Paul Eggert
2012-10-16 3:46 ` Eli Zaretskii
2012-10-16 6:00 ` Paul Eggert
2012-10-16 16:36 ` Eli Zaretskii
2012-10-19 17:01 ` Paul Eggert
2012-10-19 18:41 ` Eli Zaretskii
2012-10-19 18:54 ` Paul Eggert
2012-10-19 19:05 ` Glenn Morris
2012-10-19 19:36 ` Paul Eggert
2012-10-20 2:25 ` Richard Stallman
2012-10-20 4:36 ` Paul Eggert
2012-10-21 1:44 ` Glenn Morris
2012-10-21 2:52 ` Paul Eggert
2012-10-21 4:24 ` Glenn Morris
2012-10-22 6:03 ` Paul Eggert
2012-10-22 17:19 ` Eli Zaretskii
2012-10-22 20:33 ` Paul Eggert
2012-10-22 21:04 ` Eli Zaretskii
2012-10-22 21:30 ` Paul Eggert
2012-10-23 0:40 ` Stefan Monnier
2012-10-23 1:46 ` Paul Eggert
2012-10-23 3:49 ` Eli Zaretskii
2012-10-23 3:47 ` Eli Zaretskii
2012-10-23 5:07 ` Paul Eggert
2012-10-23 16:44 ` Eli Zaretskii
2012-10-23 19:27 ` Paul Eggert
2012-10-23 19:50 ` Eli Zaretskii
2012-10-23 20:01 ` Paul Eggert
2012-10-23 23:15 ` Andy Moreton
2012-10-24 3:51 ` Eli Zaretskii
2012-10-19 19:10 ` Eli Zaretskii
2012-11-13 2:19 ` bug#12632: updated version of the patch Paul Eggert
2012-11-14 5:10 ` Paul Eggert
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