diff options
Diffstat (limited to 'net/xfrm/xfrm_sysctl.c')
| -rw-r--r-- | net/xfrm/xfrm_sysctl.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/xfrm/xfrm_sysctl.c b/net/xfrm/xfrm_sysctl.c index 380976f74c4c..05a6e3d9c258 100644 --- a/net/xfrm/xfrm_sysctl.c +++ b/net/xfrm/xfrm_sysctl.c @@ -54,6 +54,10 @@ int __net_init xfrm_sysctl_init(struct net *net) table[2].data = &net->xfrm.sysctl_larval_drop; table[3].data = &net->xfrm.sysctl_acq_expires; + /* Don't export sysctls to unprivileged users */ + if (net->user_ns != &init_user_ns) + table[0].procname = NULL; + net->xfrm.sysctl_hdr = register_net_sysctl(net, "net/core", table); if (!net->xfrm.sysctl_hdr) goto out_register; |