1 files changed, 18 insertions, 6 deletions

diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index a6a0ea71ae93..1c4e5d6c29c0 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -1123,19 +1123,17 @@ sctp_disposition_t sctp_sf_backbeat_8_3(const struct sctp_endpoint *ep,
                 if (from_addr.sa.sa_family == AF_INET6) {
                         if (net_ratelimit())
                                 printk(KERN_WARNING
-                                    "%s association %p could not find address "
-                                    NIP6_FMT "\n",
+                                    "%s association %p could not find address %pI6\n",
                                     __func__,
                                     asoc,
-                                    NIP6(from_addr.v6.sin6_addr));
+                                    &from_addr.v6.sin6_addr);
                 } else {
                         if (net_ratelimit())
                                 printk(KERN_WARNING
-                                    "%s association %p could not find address "
-                                    NIPQUAD_FMT "\n",
+                                    "%s association %p could not find address %pI4\n",
                                     __func__,
                                     asoc,
-                                    NIPQUAD(from_addr.v4.sin_addr.s_addr));
+                                    &from_addr.v4.sin_addr.s_addr);
                 }
                 return SCTP_DISPOSITION_DISCARD;
         }
@@ -3691,6 +3689,7 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn(const struct sctp_endpoint *ep,
 {
         struct sctp_chunk *chunk = arg;
         struct sctp_fwdtsn_hdr *fwdtsn_hdr;
+        struct sctp_fwdtsn_skip *skip;
         __u16 len;
         __u32 tsn;
 
@@ -3720,6 +3719,12 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn(const struct sctp_endpoint *ep,
         if (sctp_tsnmap_check(&asoc->peer.tsn_map, tsn) < 0)
                 goto discard_noforce;
 
+        /* Silently discard the chunk if stream-id is not valid */
+        sctp_walk_fwdtsn(skip, chunk) {
+                if (ntohs(skip->stream) >= asoc->c.sinit_max_instreams)
+                        goto discard_noforce;
+        }
+
         sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
         if (len > sizeof(struct sctp_fwdtsn_hdr))
                 sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,
@@ -3751,6 +3756,7 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn_fast(
 {
         struct sctp_chunk *chunk = arg;
         struct sctp_fwdtsn_hdr *fwdtsn_hdr;
+        struct sctp_fwdtsn_skip *skip;
         __u16 len;
         __u32 tsn;
 
@@ -3780,6 +3786,12 @@ sctp_disposition_t sctp_sf_eat_fwd_tsn_fast(
         if (sctp_tsnmap_check(&asoc->peer.tsn_map, tsn) < 0)
                 goto gen_shutdown;
 
+        /* Silently discard the chunk if stream-id is not valid */
+        sctp_walk_fwdtsn(skip, chunk) {
+                if (ntohs(skip->stream) >= asoc->c.sinit_max_instreams)
+                        goto gen_shutdown;
+        }
+
         sctp_add_cmd_sf(commands, SCTP_CMD_REPORT_FWDTSN, SCTP_U32(tsn));
         if (len > sizeof(struct sctp_fwdtsn_hdr))
                 sctp_add_cmd_sf(commands, SCTP_CMD_PROCESS_FWDTSN,