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-rw-r--r--net/bridge/br_netfilter_hooks.c1
-rw-r--r--net/netfilter/nf_conntrack_proto_sctp.c5
2 files changed, 4 insertions, 2 deletions
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index f20f4373ff40..9554abcfd5b4 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -871,6 +871,7 @@ static unsigned int ip_sabotage_in(void *priv,
if (nf_bridge && !nf_bridge->in_prerouting &&
!netif_is_l3_master(skb->dev) &&
!netif_is_l3_slave(skb->dev)) {
+ nf_bridge_info_free(skb);
state->okfn(state->net, state->sk, skb);
return NF_STOLEN;
}
diff --git a/net/netfilter/nf_conntrack_proto_sctp.c b/net/netfilter/nf_conntrack_proto_sctp.c
index 945dd40e7077..011d414038ea 100644
--- a/net/netfilter/nf_conntrack_proto_sctp.c
+++ b/net/netfilter/nf_conntrack_proto_sctp.c
@@ -142,10 +142,11 @@ static void sctp_print_conntrack(struct seq_file *s, struct nf_conn *ct)
}
#endif
+/* do_basic_checks ensures sch->length > 0, do not use before */
#define for_each_sctp_chunk(skb, sch, _sch, offset, dataoff, count) \
for ((offset) = (dataoff) + sizeof(struct sctphdr), (count) = 0; \
- ((sch) = skb_header_pointer((skb), (offset), sizeof(_sch), &(_sch))) && \
- (sch)->length; \
+ (offset) < (skb)->len && \
+ ((sch) = skb_header_pointer((skb), (offset), sizeof(_sch), &(_sch))); \
(offset) += (ntohs((sch)->length) + 3) & ~3, (count)++)
/* Some validity checks to make sure the chunks are fine */