Preview Tool

Cisco Bug: CSCtb45718 - Crash due to "Corrupted magic value in freed chunk" with NAT config

Last Modified

Jan 30, 2017

Products (1)

  • Cisco IOS

Known Affected Releases

12.4(24.6)PI11u 12.4(24.6.7)PIL12 15.0(1)M

Description (partial)

Symptoms: A Cisco router may crash with traceback leading to checkheap.
 Conditions: This symptom is observed when endpoint agnostic port allocation 
 has been enabled using the <CmdBold>ip nat service enable-sym-port<noCmdBold> command.
Bug details contain sensitive information and therefore require a account to be viewed.

Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
  • Number of Related Support Cases
Bug information is viewable for customers and partners who have a service contract. Registered users can view up to 200 bugs per month without a service contract.