From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cong Wang Subject: [Patch net 0/2] net_sched: fix a use-after-free for tc actions Date: Wed, 1 Nov 2017 10:23:48 -0700 Message-ID: <20171101172350.12842-1-xiyou.wangcong@gmail.com> Cc: lucasb@mojatatu.com, Cong Wang , Jamal Hadi Salim , Jiri Pirko To: netdev@vger.kernel.org Return-path: Received: from mail-pf0-f196.google.com ([209.85.192.196]:49719 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754632AbdKARYB (ORCPT ); Wed, 1 Nov 2017 13:24:01 -0400 Received: by mail-pf0-f196.google.com with SMTP id i5so2455280pfe.6 for ; Wed, 01 Nov 2017 10:24:01 -0700 (PDT) Sender: netdev-owner@vger.kernel.org List-ID: This patchset fixes a use-after-free reported by Lucas and closes potential races too. Please see each patch for details. Cc: Jamal Hadi Salim Cc: Jiri Pirko Signed-off-by: Cong Wang Cong Wang (2): net_sched: acquire RTNL in tc_action_net_exit() net_sched: hold netns refcnt for each action include/net/act_api.h | 6 +++++- net/sched/act_api.c | 4 ++++ net/sched/act_bpf.c | 2 +- net/sched/act_connmark.c | 2 +- net/sched/act_csum.c | 2 +- net/sched/act_gact.c | 2 +- net/sched/act_ife.c | 2 +- net/sched/act_ipt.c | 4 ++-- net/sched/act_mirred.c | 2 +- net/sched/act_nat.c | 2 +- net/sched/act_pedit.c | 2 +- net/sched/act_police.c | 2 +- net/sched/act_sample.c | 2 +- net/sched/act_simple.c | 2 +- net/sched/act_skbedit.c | 2 +- net/sched/act_skbmod.c | 2 +- net/sched/act_tunnel_key.c | 2 +- net/sched/act_vlan.c | 2 +- 18 files changed, 26 insertions(+), 18 deletions(-) -- 2.13.0