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Cisco Bug: CSCuq15567 - Crash with %SYS-3-OVERRUN with crypto_ipsec_clear_peer_sas

Last Modified

Aug 17, 2018

Products (1)

  • Cisco IOS

Known Affected Releases

15.2(4)S4.1

Description (partial)

Symptom:
A router will crash when clearing a crypto peer via "clear crypto sa peer x.x.x.x'. The crash will show that there was an overrun in a block residing within processor memory because the redzone was overwritten by two words

 %SYS-6-BLKINFO: Corrupted redzone blk 42A629AC, words 1038, alloc 15F9E9D4, InUse, dealloc 8141BF1B, rfcnt 1

Conditions:
This crash was triggered by removal of the crypto peer.
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