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Cisco Bug: CSCvu59687 - Many core.snmpd under the FXOS cores location

Last Modified

Aug 24, 2020

Products (1)

  • Cisco Firepower 9300 Series

Known Affected Releases

2.7(1.107) 2.7(1.117) 2.8(1.118)

Description (partial)

Symptom:
FPR2110 running FTD version 6.5.0.X start having many snmp cores and some specific SNMP failures:
Exiting logger thread due to Shutdown
/opt/ssp-mgmt-scripts/ssp_snmp_init: line 94: 31734 Segmentation fault (core dumped) $SNMPD
Failed to bind ZeroMQ Socket : Cannot assign requested address : End Point : tcp://127.0.0.1:5558
/opt/ssp-mgmt-scripts/ssp_snmp_init: line 94: 7421 Segmentation fault (core dumped) $SNMPD

Faults related to SNMP were shown:
Warning   F78672  [FSM:STAGE:REMOTE-ERROR]: Result: resource-unavailable Code: unspecified Message: Failed to set SNMP user(sam:dme:CommSvcEpUpdateSvcEp:SetEpLocal)

Around 3K core.snmp found on dir cores:
FXOS (local-mgmt)# dir cores
core.snmpd.10012.1585762000.gz

Conditions:
Firepower 2100 with FTD and SNMP ,
Snmp v3 user of type priv/auth configured, priv/auth key length is updated by crypto api. 
In failure case crypto api returns -1 which resulted in length corruption leading to a crash.
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