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authorVasiliy Kulikov <segoon@openwall.com>2011-02-04 15:24:19 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-21 14:32:22 -0700
commit27a2ce012061fc1b12754136e2f64e060e01c904 (patch)
treea4b4afbfc9fdb4c686642f51484751848fc5d245 /fs
parent86d3c0e94b7cc32bd6ee638771fea5bf4360c039 (diff)
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.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index 5b9e9855b22..b67ed36f16a 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2844,19 +2844,19 @@ 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;