lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 5 Jun 2017 18:16:49 +0200 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Eric Dumazet <edumazet@...gle.com>, Andrey Konovalov <andreyknvl@...gle.com>, "David S. Miller" <davem@...emloft.net> Subject: [PATCH 4.9 13/94] sctp: do not inherit ipv6_{mc|ac|fl}_list from parent 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Eric Dumazet <edumazet@...gle.com> [ Upstream commit fdcee2cbb8438702ea1b328fb6e0ac5e9a40c7f8 ] 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@...gle.com> Reported-by: Andrey Konovalov <andreyknvl@...gle.com> Tested-by: Andrey Konovalov <andreyknvl@...gle.com> Signed-off-by: David S. Miller <davem@...emloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- net/sctp/ipv6.c | 3 +++ 1 file changed, 3 insertions(+) --- a/net/sctp/ipv6.c +++ b/net/sctp/ipv6.c @@ -678,6 +678,9 @@ static struct sock *sctp_v6_create_accep 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);
Powered by blists - more mailing lists