lkml.org 
[lkml]   [2024]   [Apr]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
SubjectRe: [PATCH v2 0/2] implement OA2_INHERIT_CRED flag for openat2()
From
Am 23.04.24 um 12:48 schrieb Stas Sergeev:
> This patch-set implements the OA2_INHERIT_CRED flag for openat2() syscall.
> It is needed to perform an open operation with the creds that were in
> effect when the dir_fd was opened. This allows the process to pre-open
> some dirs and switch eUID (and other UIDs/GIDs) to the less-privileged
> user, while still retaining the possibility to open/create files within
> the pre-opened directory set.
>
> Changes in v2:
> - capture full struct cred instead of just fsuid/fsgid.
> Suggested by Stefan Metzmacher <metze@samba.org>
>
> CC: Stefan Metzmacher <metze@samba.org>
> CC: Eric Biederman <ebiederm@xmission.com>
> CC: Alexander Viro <viro@zeniv.linux.org.uk>
> CC: Andy Lutomirski <luto@kernel.org>
> CC: Christian Brauner <brauner@kernel.org>
> CC: Jan Kara <jack@suse.cz>
> CC: Jeff Layton <jlayton@kernel.org>
> CC: Chuck Lever <chuck.lever@oracle.com>
> CC: Alexander Aring <alex.aring@gmail.com>
> CC: linux-fsdevel@vger.kernel.org
> CC: linux-kernel@vger.kernel.org

I guess this is something that should cc linux-api@vger.kernel.org ...

metze


\
 
 \ /
  Last update: 2024-05-27 17:58    [W:0.051 / U:0.252 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site