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Differential D32571

pf: ensure we have the correct source/destination IP address in ICMP errors
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Authored by kp on Oct 20 2021, 8:12 AM.
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network
pfsense
Commits
rG59264e60e1e9: pf: ensure we have the correct source/destination IP address in ICMP errors
rGa50876f0ac7a: pf: ensure we have the correct source/destination IP address in ICMP errors
rGab238f14544b: pf: ensure we have the correct source/destination IP address in ICMP errors
Summary

When we route-to a packet that later turns out to not fit in the
outbound interface MTU we generate an ICMP error.
However, if we've already changed those (i.e. we've passed through a NAT
rule) we have to undo the transformation first.

Obtained from: pfSense
MFC after: 3 weeks
Sponsored by: Rubicon Communications, LLC ("Netgate")

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rG FreeBSD src repository
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sys/
netpfil/
pf/
103 lines

Diff 97276

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sys/netpfil/pf/pf.c

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