lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Message-ID: <CAHpGcM+uMeqFPrU-QufLcNQnCdr-8+zKVx42y6xEWASwvMC8gA@mail.gmail.com> Date: Mon, 28 Sep 2015 18:51:47 +0200 From: Andreas Grünbacher <andreas.gruenbacher@...il.com> To: "J. Bruce Fields" <bfields@...ldses.org> Cc: Andreas Gruenbacher <agruenba@...hat.com>, Alexander Viro <viro@...iv.linux.org.uk>, "Theodore Ts'o" <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, Jeff Layton <jlayton@...chiereds.net>, Trond Myklebust <trond.myklebust@...marydata.com>, Anna Schumaker <anna.schumaker@...app.com>, linux-ext4@...r.kernel.org, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Linux FS-devel Mailing List <linux-fsdevel@...r.kernel.org>, Linux NFS Mailing List <linux-nfs@...r.kernel.org>, Linux API Mailing List <linux-api@...r.kernel.org> Subject: Re: [PATCH v8 10/41] richacl: Permission check algorithm 2015-09-28 18:29 GMT+02:00 J. Bruce Fields <bfields@...ldses.org>: > On Mon, Sep 28, 2015 at 06:25:23PM +0200, Andreas Grünbacher wrote: >> 2015-09-28 18:08 GMT+02:00 J. Bruce Fields <bfields@...ldses.org>: >> > The above also skips the following group_mask application on any unix >> > group. >> >> Really? How does it do that? > > Sorry, I meant "unix user", not "unix group"! Indeed, that's a bit tricky. Probably worth changing if just for clarity: - goto entry_matches_owner; + if (uid_eq(current_fsuid(), inode->i_uid)) + goto entry_matches_owner; Thanks, Andreas -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
Powered by blists - more mailing lists