3.14-stable review patch. If anyone has any objections, please let me know.
------------------ From: Pablo Neira Ayuso <[email protected]> commit a9bdd8365684810e3de804f8c51e52c26a5eccbb upstream. Currently, nf_tables trims off the set name if it exceeeds 15 bytes, so explicitly reject set names that are too large. Reported-by: Giuseppe Longo <[email protected]> Signed-off-by: Pablo Neira Ayuso <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- net/netfilter/nf_tables_api.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -1934,7 +1934,8 @@ static const struct nft_set_ops *nft_sel static const struct nla_policy nft_set_policy[NFTA_SET_MAX + 1] = { [NFTA_SET_TABLE] = { .type = NLA_STRING }, - [NFTA_SET_NAME] = { .type = NLA_STRING }, + [NFTA_SET_NAME] = { .type = NLA_STRING, + .len = IFNAMSIZ - 1 }, [NFTA_SET_FLAGS] = { .type = NLA_U32 }, [NFTA_SET_KEY_TYPE] = { .type = NLA_U32 }, [NFTA_SET_KEY_LEN] = { .type = NLA_U32 }, -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
