diff options
| author | Florian Westphal <fw@strlen.de> | 2012-11-22 01:32:45 +0000 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2012-11-24 23:48:23 +0100 |
| commit | 4a6dd664eba59488c9e56b51a594396d7706eb08 (patch) | |
| tree | f92561b8e68af4f243882f69d03056d73db7734e /net | |
| parent | 194d9831f0419b5125dc94ec0ece4434d8ef74f0 (diff) | |
| download | linux-4a6dd664eba59488c9e56b51a594396d7706eb08.tar.bz2 | |
netfilter: ipset: fix netiface set name overflow
attribute is copied to IFNAMSIZ-size stack variable,
but IFNAMSIZ is smaller than IPSET_MAXNAMELEN.
Fortunately nfnetlink needs CAP_NET_ADMIN.
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'net')
| -rw-r--r-- | net/netfilter/ipset/ip_set_hash_netiface.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/netfilter/ipset/ip_set_hash_netiface.c b/net/netfilter/ipset/ip_set_hash_netiface.c index b9a63381e349..45a101439bc5 100644 --- a/net/netfilter/ipset/ip_set_hash_netiface.c +++ b/net/netfilter/ipset/ip_set_hash_netiface.c @@ -793,7 +793,7 @@ static struct ip_set_type hash_netiface_type __read_mostly = { [IPSET_ATTR_IP] = { .type = NLA_NESTED }, [IPSET_ATTR_IP_TO] = { .type = NLA_NESTED }, [IPSET_ATTR_IFACE] = { .type = NLA_NUL_STRING, - .len = IPSET_MAXNAMELEN - 1 }, + .len = IFNAMSIZ - 1 }, [IPSET_ATTR_CADT_FLAGS] = { .type = NLA_U32 }, [IPSET_ATTR_CIDR] = { .type = NLA_U8 }, [IPSET_ATTR_TIMEOUT] = { .type = NLA_U32 }, |