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Cisco Bug: CSCsy77167 - auto purge (sigEdit/sigUpdate) does not return ununsed memory

Last Modified

Feb 22, 2014

Products (1)

  • Cisco IPS 4200 Series Sensors

Known Affected Releases

6.0(5) 6.1(2) 6.2(1) 7.0(0)B100

Description (partial)


SensorApp (AnalysisEngine) may exit prematurely when applying a signature update package.
The failure may result in a core.txt file and/or inability to connect to AnalysisEngine via CLI, IDM, or other UI tools.


Certain traffic conditions can stimulate memory fragmentation, which results in the inability for AnalysisEngine to apply the signature update, and could result in failure.
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