3 files changed, 15 insertions, 0 deletions

diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index b24b4de5cd26..e21bdb92565d 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3514,6 +3514,9 @@ inet6_rtm_deladdr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
         struct in6_addr *pfx;
         int err;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy);
         if (err < 0)
                 return err;
@@ -3584,6 +3587,9 @@ inet6_rtm_newaddr(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg)
         u8 ifa_flags;
         int err;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFA_MAX, ifa_ipv6_policy);
         if (err < 0)
                 return err;
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index ff76eecfd622..b106f80be0c5 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -425,6 +425,9 @@ static int ip6addrlbl_newdel(struct sk_buff *skb, struct nlmsghdr *nlh,
         u32 label;
         int err = 0;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         err = nlmsg_parse(nlh, sizeof(*ifal), tb, IFAL_MAX, ifal_policy);
         if (err < 0)
                 return err;
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 021a48e8a5e2..c6215e2b9d7f 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2446,6 +2446,9 @@ static int inet6_rtm_delroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *a
         struct fib6_config cfg;
         int err;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         err = rtm_to_fib6_config(skb, nlh, &cfg);
         if (err < 0)
                 return err;
@@ -2461,6 +2464,9 @@ static int inet6_rtm_newroute(struct sk_buff *skb, struct nlmsghdr* nlh, void *a
         struct fib6_config cfg;
         int err;
 
+        if (!capable(CAP_NET_ADMIN))
+                return -EPERM;
+
         err = rtm_to_fib6_config(skb, nlh, &cfg);
         if (err < 0)
                 return err;