Author: kp
Date: Mon May 30 01:21:44 2016
New Revision: 300979
URL: https://svnweb.freebsd.org/changeset/base/300979
Log:
MFC 300501, 300508
pf: Fix ICMP translation
Fix ICMP source address rewriting in rdr scenarios.
pf: Fix more ICMP mistranslation
In the default case fix the substitution of the destination address.
PR: 201519
Submitted by: Max <maxi...@als.nnov.ru>
Modified:
stable/10/sys/netpfil/pf/pf.c
Directory Properties:
stable/10/ (props changed)
Modified: stable/10/sys/netpfil/pf/pf.c
==============================================================================
--- stable/10/sys/netpfil/pf/pf.c Sun May 29 23:30:36 2016
(r300978)
+++ stable/10/sys/netpfil/pf/pf.c Mon May 30 01:21:44 2016
(r300979)
@@ -4807,8 +4807,7 @@ pf_test_state_icmp(struct pf_state **sta
&nk->addr[pd2.didx], pd2.af) ||
nk->port[pd2.didx] != th.th_dport)
pf_change_icmp(pd2.dst, &th.th_dport,
- NULL, /* XXX Inbound NAT? */
- &nk->addr[pd2.didx],
+ saddr, &nk->addr[pd2.didx],
nk->port[pd2.didx], NULL,
pd2.ip_sum, icmpsum,
pd->ip_sum, 0, pd2.af);
@@ -4880,8 +4879,7 @@ pf_test_state_icmp(struct pf_state **sta
&nk->addr[pd2.didx], pd2.af) ||
nk->port[pd2.didx] != uh.uh_dport)
pf_change_icmp(pd2.dst, &uh.uh_dport,
- NULL, /* XXX Inbound NAT? */
- &nk->addr[pd2.didx],
+ saddr, &nk->addr[pd2.didx],
nk->port[pd2.didx], &uh.uh_sum,
pd2.ip_sum, icmpsum,
pd->ip_sum, 1, pd2.af);
@@ -4948,8 +4946,7 @@ pf_test_state_icmp(struct pf_state **sta
&nk->addr[pd2.didx], pd2.af) ||
nk->port[pd2.didx] != iih.icmp_id)
pf_change_icmp(pd2.dst, &iih.icmp_id,
- NULL, /* XXX Inbound NAT? */
- &nk->addr[pd2.didx],
+ saddr, &nk->addr[pd2.didx],
nk->port[pd2.didx], NULL,
pd2.ip_sum, icmpsum,
pd->ip_sum, 0, AF_INET);
@@ -5001,8 +4998,7 @@ pf_test_state_icmp(struct pf_state **sta
&nk->addr[pd2.didx], pd2.af) ||
nk->port[pd2.didx] != iih.icmp6_id)
pf_change_icmp(pd2.dst, &iih.icmp6_id,
- NULL, /* XXX Inbound NAT? */
- &nk->addr[pd2.didx],
+ saddr, &nk->addr[pd2.didx],
nk->port[pd2.didx], NULL,
pd2.ip_sum, icmpsum,
pd->ip_sum, 0, AF_INET6);
@@ -5041,8 +5037,7 @@ pf_test_state_icmp(struct pf_state **sta
if (PF_ANEQ(pd2.dst,
&nk->addr[pd2.didx], pd2.af))
- pf_change_icmp(pd2.src, NULL,
- NULL, /* XXX Inbound NAT? */
+ pf_change_icmp(pd2.dst, NULL, saddr,
&nk->addr[pd2.didx], 0, NULL,
pd2.ip_sum, icmpsum,
pd->ip_sum, 0, pd2.af);
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