The patch titled
user ns fixes
has been added to the -mm tree. Its filename is
user-ns-implement-shared-mounts-fixes.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: user ns fixes
From: "Serge E. Hallyn" <serue@xxxxxxxxxx>
Don't do user_ns permission checks when !CONFIG_USER_NS.
Signed-off-by: Serge E. Hallyn <serue@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
fs/namespace.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff -puN fs/namespace.c~user-ns-implement-shared-mounts-fixes fs/namespace.c
--- a/fs/namespace.c~user-ns-implement-shared-mounts-fixes
+++ a/fs/namespace.c
@@ -236,10 +236,8 @@ static struct vfsmount *clone_mnt(struct
struct super_block *sb = old->mnt_sb;
struct vfsmount *mnt;
- if (!(old->mnt_flags & MNT_SHARE_NS)) {
- if (old->mnt_user_ns != current->nsproxy->user_ns)
- return ERR_PTR(-EPERM);
- }
+ if (!clone_mnt_userns_permission(old))
+ return ERR_PTR(-EPERM);
mnt = alloc_vfsmnt(old->mnt_devname);
_
Patches currently in -mm which might be from serue@xxxxxxxxxx are
implement-file-posix-capabilities.patch
file-capabilities-dont-do-file-caps-if-mnt_nosuid.patch
file-capabilities-honor-secure_noroot.patch
nsproxy-externalizes-exit_task_namespaces.patch
user-namespace-add-the-framework.patch
user-namespace-add-the-framework-fix.patch
user-namespace-add-the-framework-fixes.patch
user-ns-add-user_namespace-ptr-to-vfsmount.patch
user-ns-hook-permission.patch
user-ns-prepare-copy_tree-copy_mnt-and-their-callers-to-handle-errs.patch
user-ns-prepare-copy_tree-copy_mnt-and-their-callers-to-handle-errs-fix.patch
user-ns-implement-shared-mounts.patch
user-ns-implement-shared-mounts-fixes.patch
user_ns-handle-file-sigio.patch
user-ns-implement-user-ns-unshare.patch
user-ns-implement-user-ns-unshare-tidy.patch
user-ns-always-on.patch
integrity-service-api-and-dummy-provider-fix.patch
-
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