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-rw-r--r--fs/namespace.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/namespace.c b/fs/namespace.c
index c1bbe86f492..398a50ff243 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -2781,7 +2781,8 @@ static int mntns_install(struct nsproxy *nsproxy, void *ns)
struct path root;
if (!ns_capable(mnt_ns->user_ns, CAP_SYS_ADMIN) ||
- !nsown_capable(CAP_SYS_CHROOT))
+ !nsown_capable(CAP_SYS_CHROOT) ||
+ !nsown_capable(CAP_SYS_ADMIN))
return -EPERM;
if (fs->users != 1)