diff options
| author | Vasiliy Kulikov <segoon@openwall.com> | 2011-02-04 15:24:19 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-04-22 08:44:12 -0700 |
| commit | 6b29cc2f85eb4a488b7acc72bf02e2cc9230853b (patch) | |
| tree | 2cf453686e39fd1a008fc789279263746584b755 /fs | |
| parent | 55d39791d076538b62f9dc7e12dac47d4db6ccae (diff) | |
| download | lwn-6b29cc2f85eb4a488b7acc72bf02e2cc9230853b.tar.gz lwn-6b29cc2f85eb4a488b7acc72bf02e2cc9230853b.zip | |
UBIFS: restrict world-writable debugfs files
commit 8c559d30b4e59cf6994215ada1fe744928f494bf upstream.
Don't allow everybody to dump sensitive information about filesystems.
Signed-off-by: Vasiliy Kulikov <segoon@openwall.com>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/ubifs/debug.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c index ace4d8dabdb1..ceaa1d3e0336 100644 --- a/fs/ubifs/debug.c +++ b/fs/ubifs/debug.c @@ -2691,19 +2691,19 @@ int dbg_debugfs_init_fs(struct ubifs_info *c) } fname = "dump_lprops"; - dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops); + dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops); if (IS_ERR(dent)) goto out_remove; d->dfs_dump_lprops = dent; fname = "dump_budg"; - dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops); + dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops); if (IS_ERR(dent)) goto out_remove; d->dfs_dump_budg = dent; fname = "dump_tnc"; - dent = debugfs_create_file(fname, S_IWUGO, d->dfs_dir, c, &dfs_fops); + dent = debugfs_create_file(fname, S_IWUSR, d->dfs_dir, c, &dfs_fops); if (IS_ERR(dent)) goto out_remove; d->dfs_dump_tnc = dent; |