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Cisco Bug: CSCsz56169 - crash by memory corruption after executing 'show user'

Last Modified

Feb 15, 2018

Products (17)

  • Cisco IOS
  • Cisco Catalyst 6500 Series Virtual Switching Supervisor Engine 720 with 10GE uplinks
  • Cisco Products
  • Cisco Catalyst 6500 Series Supervisor Engine 2
  • Cisco Catalyst 6500 Supervisor Engine 32 PISA
  • Cisco Catalyst 6000 Series Multilayer Switch Feature Card 3 (MSFC3)
  • Cisco 7600 Series Supervisor Engine 2 with Multilayer Switch Feature Card
  • Cisco 6500/7600 Series Multiprocessor WAN Application Module
  • Cisco Catalyst 6000 Multilayer Switch Feature Card MSFC2
  • Cisco Catalyst 6500 Series Supervisor Engine 32 / MSFC2A
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Known Affected Releases

12.2(33)SXH4 12.2(33)XND 12.4(15)T 12.4(21a) 12.4(23b) 12.4(25b)

Description (partial)

Symptoms: A software-forced crash occurs after a <CmdBold>show 
user<noCmdBold> command is performed.

Conditions: The crash occurs after the user performs a <CmdBold>show 
user<noCmdBold> command and then presses the key for next page. It is 
observed on a Cisco 3845 that is running Cisco IOS Release 12.4(21a).
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Bug Details Include

  • Full Description (including symptoms, conditions and workarounds)
  • Status
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