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From: "Duane Griffin" <duaneg@dghda.com>
To: linux-kernel@vger.kernel.org
Cc: linux-fsdevel@vger.kernel.org, Al Viro <viro@zeniv.linux.org.uk>,
	Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH 0/10] make link target handling more robust
Date: Fri, 19 Dec 2008 20:47:08 +0000	[thread overview]
Message-ID: <1229719638-6982-1-git-send-email-duaneg@dghda.com> (raw)

These patches fix potential bugs associated with link target handling,
primarily by NUL-terminating names read from disk.

This is version 5 of these patches. This version fixes an off-by-one
bug, pointed out by Andreas Dilger, where the maximum name length was
calculated with sizeof without leaving space for the terminator.

This set includes patches for all affected filesystems except for jfs,
which has already been fixed by David Kleikamp, and ufs, where I am
still discussing some issues with the maintainer. I'll post the ufs
patch separately once it is ready.

The eCryptFS fix should be considered for stable.

diffstat:
 fs/9p/vfs_inode.c        |    5 +++--
 fs/befs/linuxvfs.c       |    5 ++++-
 fs/ecryptfs/inode.c      |    3 ++-
 fs/ext2/inode.c          |    7 +++++--
 fs/ext3/inode.c          |    7 +++++--
 fs/ext4/inode.c          |    7 +++++--
 fs/freevxfs/vxfs_inode.c |    4 +++-
 fs/namei.c               |    7 +++++--
 fs/sysv/inode.c          |    6 +++++-
 include/linux/namei.h    |    5 +++++
 10 files changed, 42 insertions(+), 14 deletions(-)

Cheers,
Duane,

             reply	other threads:[~2008-12-19 20:47 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-19 20:47 Duane Griffin [this message]
2008-12-19 20:47 ` [PATCH, v5] 9p: don't print IS_ERR strings Duane Griffin
2008-12-19 20:47   ` [PATCH, v5] eCryptfs: check readlink result was not an error before using it Duane Griffin
2008-12-19 20:47     ` [PATCH, v5] vfs: introduce helper function to safely NUL-terminate symlinks Duane Griffin
2008-12-19 20:47       ` [PATCH, v5] vfs: ensure page symlinks are NUL-terminated Duane Griffin
2008-12-19 20:47         ` [PATCH, v5] ext2: ensure fast " Duane Griffin
2008-12-19 20:47           ` [PATCH, v5] ext3: " Duane Griffin
2008-12-19 20:47             ` [PATCH, v5] ext4: " Duane Griffin
2008-12-19 20:47               ` [PATCH, v5] sysv: " Duane Griffin
2008-12-19 20:47                 ` [PATCH, v5] freevxfs: " Duane Griffin
2008-12-19 20:47                   ` [PATCH, v5] befs: " Duane Griffin
2008-12-22 19:58     ` [PATCH, v5] eCryptfs: check readlink result was not an error before using it Tyler Hicks
2008-12-22 20:06     ` Dustin Kirkland
2008-12-19 22:07   ` [PATCH, v5] 9p: don't print IS_ERR strings Eric Van Hensbergen
2008-12-19 22:22     ` Duane Griffin

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