diff options
Diffstat (limited to 'kernel/net/netfilter/ipset/ip_set_hash_net.c')
-rw-r--r-- | kernel/net/netfilter/ipset/ip_set_hash_net.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/kernel/net/netfilter/ipset/ip_set_hash_net.c b/kernel/net/netfilter/ipset/ip_set_hash_net.c index 54318dd..c2819c6 100644 --- a/kernel/net/netfilter/ipset/ip_set_hash_net.c +++ b/kernel/net/netfilter/ipset/ip_set_hash_net.c @@ -189,6 +189,8 @@ hash_net4_uadt(struct ip_set *set, struct nlattr *tb[], if (ip + UINT_MAX == ip_to) return -IPSET_ERR_HASH_RANGE; } + if ((ip_to - ip + 1)/(1<<(32 - e.cidr)) > IPSET_MAX_RANGE) + return -ERANGE; if (retried) ip = ntohl(h->next.ip); do { |