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Cisco Bug: CSCum40306 - IOS Router Crash/RP failover observed due to corruption of block/chunk

Last Modified

Apr 17, 2019

Products (84)

  • Cisco IOS
  • Cisco 886VA-CUBE Integrated Services Router
  • Cisco 886VAG 3G Integrated Services Router
  • Cisco VG204XM Analog Voice Gateway
  • Cisco 2951 Integrated Services Router
  • Cisco C892FSP Integrated Services Router
  • Cisco 888W Integrated Services Router
  • Cisco 861W Integrated Services Router
  • Cisco 892W Integrated Services Router
  • Cisco 881SRSTW Integrated Services Router
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Known Affected Releases

15.3(0.1) 15.3(2)T1.3 15.4(1)T1 15.4(1.17)PI25 15.4(2.13)S 15.4(2.3)T 15.4(3)M

Description (partial)

Symptom:
IOS Router Crash/RP failover observed due to corruption of block-header Or Chunk-Header

Conditions:
The issue is observed when a specific portion of memory gets corrupted. These portion could be a block-header or a  Chunk-header.
The Corruption is observed during call transfer flow.
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
  • Severity
  • Known Fixed Releases
  • Related Community Discussions
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