The patch titled
ipsec: do not let packets pass when ICMP flag is off
has been removed from the -mm tree. Its filename was
ipsec-do-not-let-packets-pass-when-icmp-flag-is-off.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
Subject: ipsec: do not let packets pass when ICMP flag is off
From: Herbert Xu <[EMAIL PROTECTED]>
This fixes a logical error in ICMP policy checks which lets packets through
if the state ICMP flag is off.
Signed-off-by: Herbert Xu <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
---
net/ipv4/icmp.c | 7 +++++--
net/ipv6/icmp.c | 7 +++++--
2 files changed, 10 insertions(+), 4 deletions(-)
diff -puN net/ipv4/icmp.c~ipsec-do-not-let-packets-pass-when-icmp-flag-is-off
net/ipv4/icmp.c
--- a/net/ipv4/icmp.c~ipsec-do-not-let-packets-pass-when-icmp-flag-is-off
+++ a/net/ipv4/icmp.c
@@ -978,10 +978,13 @@ int icmp_rcv(struct sk_buff *skb)
struct icmphdr *icmph;
struct rtable *rt = (struct rtable *)skb->dst;
- if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb) && skb->sp &&
- skb->sp->xvec[skb->sp->len - 1]->props.flags & XFRM_STATE_ICMP) {
+ if (!xfrm4_policy_check(NULL, XFRM_POLICY_IN, skb)) {
int nh;
+ if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
+ XFRM_STATE_ICMP))
+ goto drop;
+
if (!pskb_may_pull(skb, sizeof(*icmph) + sizeof(struct iphdr)))
goto drop;
diff -puN net/ipv6/icmp.c~ipsec-do-not-let-packets-pass-when-icmp-flag-is-off
net/ipv6/icmp.c
--- a/net/ipv6/icmp.c~ipsec-do-not-let-packets-pass-when-icmp-flag-is-off
+++ a/net/ipv6/icmp.c
@@ -646,10 +646,13 @@ static int icmpv6_rcv(struct sk_buff *sk
struct icmp6hdr *hdr;
int type;
- if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb) && skb->sp &&
- skb->sp->xvec[skb->sp->len - 1]->props.flags & XFRM_STATE_ICMP) {
+ if (!xfrm6_policy_check(NULL, XFRM_POLICY_IN, skb)) {
int nh;
+ if (!(skb->sp && skb->sp->xvec[skb->sp->len - 1]->props.flags &
+ XFRM_STATE_ICMP))
+ goto drop_no_count;
+
if (!pskb_may_pull(skb, sizeof(*hdr) + sizeof(*orig_hdr)))
goto drop_no_count;
_
Patches currently in -mm which might be from [EMAIL PROTECTED] are
origin.patch
git-net.patch
git-cryptodev.patch
git-cryptodev-fixup.patch
avoid-divide-in-is_align.patch
remove-rcu_assign_pointer-penalty-for-null-pointers.patch
-
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