Message ID | 1495030600.6465.19.camel@edumazet-glaptop3.roam.corp.google.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Eric Dumazet <eric.dumazet@gmail.com> Date: Wed, 17 May 2017 07:16:40 -0700 > From: Eric Dumazet <edumazet@google.com> > > SCTP needs fixes similar to 83eaddab4378 ("ipv6/dccp: do not inherit > ipv6_mc_list from parent"), otherwise bad things can happen. > > Signed-off-by: Eric Dumazet <edumazet@google.com> > Reported-by: Andrey Konovalov <andreyknvl@google.com> > Tested-by: Andrey Konovalov <andreyknvl@google.com> Applied and queued up for -stable, thanks.
diff --git a/net/sctp/ipv6.c b/net/sctp/ipv6.c index 142b70e959af9142ce35b88749ad2160327c8267..f5b45b8b8b16e6965d24cd79b150828a608c2121 100644 --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -677,6 +677,9 @@ static struct sock *sctp_v6_create_accept_sk(struct sock *sk, newnp = inet6_sk(newsk); memcpy(newnp, np, sizeof(struct ipv6_pinfo)); + newnp->ipv6_mc_list = NULL; + newnp->ipv6_ac_list = NULL; + newnp->ipv6_fl_list = NULL; rcu_read_lock(); opt = rcu_dereference(np->opt);