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Bug #4580

closed

Task #5682: tracking: smb performance issues

smb: large streams can cause large memory moves (memmove)

Added by Jeff Lucovsky over 2 years ago. Updated about 1 year ago.

Status:
Closed
Priority:
Normal
Assignee:
Victor Julien
Target version:
7.0.0-rc1
Affected Versions:
Effort:
Difficulty:
Label:

Description

Large SMB streams can cause Suricata to move large chunks of memory (multi-tens of megabytes and higher) to make room for newly inbound packets. This seems to happen most often when there are gaps in the stream for which packets arrive later.

Related issues 1 (0 open — 1 closed)

Related to Suricata - Security #5700: SCRealloc of large chunk crashes SuricataClosedVictor JulienActions
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 #1

Updated by Victor Julien over 1 year ago

  • Status changed from New to In Progress
  • Assignee set to Victor Julien
  • Target version set to TBD

I have some work in progress to try to address it. Need to refresh it.

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 #2

Updated by Victor Julien over 1 year ago

  • Subject changed from Large SMB streams can cause large memory moves to smb: large streams can cause large memory moves (memmove)
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 #3

Updated by Victor Julien over 1 year ago

  • Target version changed from TBD to 8.0.0-beta1
  • Parent task set to #5682
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 #4

Updated by Victor Julien over 1 year ago

  • Priority changed from Normal to High
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 #6

Updated by Victor Julien over 1 year ago

  • Target version changed from 8.0.0-beta1 to 7.0.0-rc1
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 #7

Updated by Victor Julien over 1 year ago

  • Related to Security #5700: SCRealloc of large chunk crashes Suricata added
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 #8

Updated by Victor Julien about 1 year ago

  • Status changed from In Progress to Closed
  • Priority changed from High to Normal
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