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-rw-r--r--kernel/pid_namespace.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 560da0dab230..fdbd0cdf271a 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -325,7 +325,8 @@ static int pidns_install(struct nsproxy *nsproxy, void *ns)
struct pid_namespace *active = task_active_pid_ns(current);
struct pid_namespace *ancestor, *new = ns;
- if (!ns_capable(new->user_ns, CAP_SYS_ADMIN))
+ if (!ns_capable(new->user_ns, CAP_SYS_ADMIN) ||
+ !nsown_capable(CAP_SYS_ADMIN))
return -EPERM;
/*