ipsec: Improve validation of PMTU
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Authored by kd on Jul 21 2022, 7:24 AM.

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mw
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markj
ae
melifaro

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network

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rG863871d369f8: ipsec: Improve validation of PMTU

Summary

Currently there is no upper bound on the PMTU value that is accepted.
Update hostcache only if the new pmtu is smaller than the current entry and the link MTU.

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rG FreeBSD src repository

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Event Timeline

kd created this revision.Jul 21 2022, 7:24 AM

Herald added a subscriber: glebius. · View Herald TranscriptJul 21 2022, 7:24 AM

kd requested review of this revision.Jul 21 2022, 7:24 AM

mw accepted this revision.Jul 27 2022, 12:11 PM

This revision is now accepted and ready to land.Jul 27 2022, 12:11 PM

Closed by commit rG863871d369f8: ipsec: Improve validation of PMTU (authored by kd). · Explain WhyJul 27 2022, 2:15 PM

This revision was automatically updated to reflect the committed changes.

kd added a commit: rG863871d369f8: ipsec: Improve validation of PMTU.

Herald added a subscriber: imp. · View Herald TranscriptJul 27 2022, 2:15 PM

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sys/

netipsec/

ipsec_input.c

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sys/netipsec/ipsec_input.c

ipsec: Improve validation of PMTUClosedPublicActions