All,

We are pleased to announce FRR 7.5.1. This is a maintenance release of FRR 7.5 with lots of bug fixes

This release contains the following fixes:

BABEL

  Fix connected route leak on change

BFD

  Session lookup was sometimes wrong

  Memory leak and handling cleanups

  In some situations handle vrf appropriately when receiving packets

BGP

  Peer Group Inheritance Fixes

  Dissallow attempt to peer peers reachable via blackholes

  Send BMP down message when reachability fails

  Cleanup handling of aggregator data when the AGG AS is 0

  Handle `neighbor <peer-group allowas-in` config changes properly

  Properly parse community and lcommunity values in some circumstances

  Allow peer-groups to configure `ttl-security hops`

  Prevent v6 routes with v4 nexthops from being installed

  Allow `default-originate` to be cleared from a peer group

  Fix evpn route-map vni filter at origin

  local routes were using non-default distance

  Properly track if the nexthop was updated in some circumstances

  Cleanup `show running` when running bgp with `-e X` values

  Various Memory leaks in show commands

  Properly withdraw exported routes when deleting a VRF

  Avoid resetting ebgp-multihop if peer setting is the same as peer-group

  Properly encode flowspec rules to zebra in some rare circumstances

  Generate statistics for routes in bgp when we have exactly 1 route

  Properly apply route-map for the default-originate command

EIGRP

  Properly set MTU for eigrp packets sent

  Various memory leaks and using uninited data fixes

ISIS

  When last area address is removed, resign if we were the DR

  Various memory leaks and using uninited data fixes

LDP

  Various memory leaks and using uninited data fixes

NHRP

  Use onlink routes when prefix == nh

  Shortcut routes are installed with proper nexthop

OSPF

  Prevent duplicate packet read in multiple vrf situation

  Fix area removal at interface level

  Restore Point to MultiPoint interface types

  Correctly handle MTU change on startup

  Multi Instance initialization sometimes was not successful

  NSSA translate-always was not working properly

OSPFv3

  Don't send hellos on loopback interfaces

  Handle ECMP better when a sub-path is removed

  Memory leak and handling fixes

  Fix Link LSA not updating when router priority is modified

  Some output from show commands was wrong

  Intra area remote connected prefixes sometimes not installed

PBR

  Various memory leaks and using uninited data fixes

PIM

  SGRpt prune received during prune didn't override holdtime

  Various memory leaks and using uninited data fixes

STATIC

  Fix VRF and usage on startup in some instances

  Tableid was being mishandled in some cases

VTYSH

  Disable bracketed paste in readline.

WATCHFRR

  Various memory leaks and using uninited data fixes

ZEBRA

  Always install blackhole routes using kernel routes instead of nexthops

  Various memory leaks and using uninited data fixes

  Dissallow resolution to duplicate nexthops that created infinite nexthops

  Apply the route-map delay-timer globally

  Some routes were stuck in Queued state when using the FPM

  Better handle vrf creation when using namespaces

  Set NUD_NOARP on sticky mac entries in addtion to NTF_STICKY

  Allow `set src X` to work on startup

FRR Library

  Fix a variety of memory leaks

  Fix VRF Creation in some instances

  RPKI context editing was not properly handled in reload situations

  routemap code was not properly handling modification of CLI in some instances

SNAPCRAFT

  Update to using rtrlib 0.7.0

  Fix passthrough path for Libyang 1.x

ALPINE

  Remove old docker deps