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Bug #4224

closed

modbus: Request flood leads to CPU exhaustion

Added by Philippe Antoine about 4 years ago. Updated about 3 years ago.

Status:
Closed
Priority:
Normal
Assignee:
Philippe Antoine
Target version:
7.0.0-beta1
Affected Versions:
Effort:
Difficulty:
Label:
Needs backport, Needs backport to 5.0, Needs backport to 6.0

Description

Found by oss-fuzz :
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28385

Seems like flood protection is not complete since ModbusTxAlloc keeps allocating transactions

Related issues 2 (0 open — 2 closed)

Copied to Suricata - Bug #4299: modbus: Request flood leads to CPU exhaustionClosedJeff LucovskyActions
Copied to Suricata - Bug #4300: modbus: Request flood leads to CPU exhaustionClosedVictor JulienActions
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 #1

Updated by Philippe Antoine about 4 years ago

  • Assignee set to Philippe Antoine
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 #2

Updated by Philippe Antoine about 4 years ago

  • Status changed from New to In Review

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 #3

Updated by Jeff Lucovsky almost 4 years ago

  • Copied to Bug #4299: modbus: Request flood leads to CPU exhaustion added
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 #4

Updated by Jeff Lucovsky almost 4 years ago

  • Copied to Bug #4300: modbus: Request flood leads to CPU exhaustion added
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 #5

Updated by Victor Julien almost 4 years ago

  • Target version changed from 6.0.2 to 7.0.0-beta1
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 #7

Updated by Victor Julien about 3 years ago

  • Private changed from Yes to No
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