linux-kernel - [RFC 0/6] vfs: Add timestamp range check support

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

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:   Wed, 23 Nov 2016 16:47:44 -0800
From:   Deepa Dinamani <deepa.kernel@...il.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     arnd@...db.de, tglx@...utronix.de, gregkh@...uxfoundation.org,
        akpm@...ux-foundation.org, tytso@....edu, viro@...iv.linux.org.uk,
        y2038@...ts.linaro.org
Subject: [RFC 0/6] vfs: Add timestamp range check support

The original thread is at https://lkml.org/lkml/2016/11/2/294

The branch is available at
https://github.com/deepa-hub/vfs.git refs/heads/vfs_timestamp_policy

Changes since v1:
* return EROFS on mount errors
* fix mtime copy/paste error in utimes

Deepa Dinamani (6):
  vfs: Add file timestamp range support
  vfs: Add checks for filesystem timestamp limits
  afs: Add time limits in the super block
  ext4: Initialize timestamps limits
  vfs: Add timestamp_truncate() api
  utimes: Clamp the timestamps before update

 fs/afs/super.c          |  2 ++
 fs/ext4/ext4.h          |  4 ++++
 fs/ext4/super.c         |  7 ++++++-
 fs/inode.c              | 37 ++++++++++++++++++++++++++++++++++++-
 fs/internal.h           |  2 ++
 fs/libfs.c              |  4 ++++
 fs/namespace.c          | 12 ++++++++++++
 fs/super.c              |  9 +++++++++
 fs/utimes.c             | 17 +++++++++++++----
 include/linux/fs.h      |  4 ++++
 include/linux/time64.h  |  6 ++++++
 include/uapi/linux/fs.h |  6 +++++-
 kernel/sysctl.c         |  7 +++++++
 13 files changed, 110 insertions(+), 7 deletions(-)

-- 
2.7.4