Maybe this fix is related, it's an issue with non root users: http://git.netfilter.org/iptables/commit/?id=e5cab728c40be88c541f68e4601d39178c36111f
-- Informativa sulla Privacy: http://www.unibs.it/node/8155 <http://www.unibs.it/node/8155>
- Bug#932498: iptables -L goes into uninteruptable s... Anzulo
- Bug#932498: issue with iptables -L Arturo Borrero Gonzalez
- Bug#932498: issue with iptables -L Fabio Pedretti
