Message ID | 1478188786.7065.453.camel@edumazet-glaptop3.roam.corp.google.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
Em Thu, Nov 03, 2016 at 08:59:46AM -0700, Eric Dumazet escreveu: > From: Eric Dumazet <edumazet@google.com> > > While fuzzing kernel with syzkaller, Andrey reported a nasty crash > in inet6_bind() caused by DCCP lacking a required method. Ouch, thanks, forgot the mapped case :-) Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com> - Arnaldo > Fixes: ab1e0a13d7029 ("[SOCK] proto: Add hashinfo member to struct proto") > Signed-off-by: Eric Dumazet <edumazet@google.com> > Reported-by: Andrey Konovalov <andreyknvl@google.com> > Tested-by: Andrey Konovalov <andreyknvl@google.com> > Cc: Arnaldo Carvalho de Melo <acme@redhat.com> > --- > net/dccp/ipv6.c | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c > index 3828f94b234c..95353bdbfa7b 100644 > --- a/net/dccp/ipv6.c > +++ b/net/dccp/ipv6.c > @@ -956,6 +956,7 @@ static const struct inet_connection_sock_af_ops > dccp_ipv6_mapped = { > .getsockopt = ipv6_getsockopt, > .addr2sockaddr = inet6_csk_addr2sockaddr, > .sockaddr_len = sizeof(struct sockaddr_in6), > + .bind_conflict = inet6_csk_bind_conflict, > #ifdef CONFIG_COMPAT > .compat_setsockopt = compat_ipv6_setsockopt, > .compat_getsockopt = compat_ipv6_getsockopt, > > > -- > To unsubscribe from this list: send the line "unsubscribe dccp" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
From: Eric Dumazet <eric.dumazet@gmail.com> Date: Thu, 03 Nov 2016 08:59:46 -0700 > From: Eric Dumazet <edumazet@google.com> > > While fuzzing kernel with syzkaller, Andrey reported a nasty crash > in inet6_bind() caused by DCCP lacking a required method. > > Fixes: ab1e0a13d7029 ("[SOCK] proto: Add hashinfo member to struct proto") > 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 Eric.
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 3828f94b234c..95353bdbfa7b 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -956,6 +956,7 @@ static const struct inet_connection_sock_af_ops dccp_ipv6_mapped = { .getsockopt = ipv6_getsockopt, .addr2sockaddr = inet6_csk_addr2sockaddr, .sockaddr_len = sizeof(struct sockaddr_in6), + .bind_conflict = inet6_csk_bind_conflict, #ifdef CONFIG_COMPAT .compat_setsockopt = compat_ipv6_setsockopt,