aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorVasiliy Kulikov <segoon@openwall.com>2011-02-04 15:24:19 +0300
committerGreg Kroah-Hartman <gregkh@suse.de>2011-04-22 08:49:57 -0700
commit28d0ddd2e147872c4e57cb07fbeb553609c919e7 (patch)
tree162866c559b213f70494031bb4c84b711eb6876e
parent3c2c48d6f8e836bd2703c63520f39372168f4099 (diff)
downloadlinux-linaro-stable-28d0ddd2e147872c4e57cb07fbeb553609c919e7.tar.gz
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>
-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 eef3ed53d25a..6554130f76e4 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -2686,19 +2686,19 @@ 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;