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| author | Cong Wang <xiyou.wangcong@gmail.com> | 2020-01-10 11:53:08 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-01-23 08:18:40 +0100 |
| commit | 629ae6077258ed01dc5ee66b242cb0c87593c0cb (patch) | |
| tree | 06a24409695b7851fac69db5b859b84167a7c294 /net/ipv4/tcp_input.c | |
| parent | c51977ac593a903b9d6b08d5354d82e3e0c1f690 (diff) | |
netfilter: fix a use-after-free in mtype_destroy()
commit c120959387efa51479056fd01dc90adfba7a590c upstream.
map->members is freed by ip_set_free() right before using it in
mtype_ext_cleanup() again. So we just have to move it down.
Reported-by: syzbot+4c3cc6dbe7259dbf9054@syzkaller.appspotmail.com
Fixes: 40cd63bf33b2 ("netfilter: ipset: Support extensions which need a per data destroy function")
Acked-by: Jozsef Kadlecsik <kadlec@netfilter.org>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/ipv4/tcp_input.c')
0 files changed, 0 insertions, 0 deletions