Cisco Bug: CSCuj20100 - Tracebacks, Malloc errors with ISM-VPN, very low MTU and without CEF
Feb 12, 2018
- Cisco IOS
Known Affected Releases
Symptom: %SYS-2-MALLOCFAIL, Tracebacks or Cisco VPN Internal Service Module (VPN-ISM) crashes. Conditions: A Cisco router with a Cisco VPN Internal Service Module installed. If specific packet flow is passed through the VPN-ISM either: * The VPN-ISM may crash, resulting in the software crypto engine being used. * If CEF is disabled on the router, malloc and tracebacks may be observed.
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