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Optimization #8684

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detect/pcre: usage of \H (character that is not a horizontal white space character) is too slow

Optimization #8684: detect/pcre: usage of \H (character that is not a horizontal white space character) is too slow

Added by Philippe Antoine 4 days ago. Updated 4 days ago.

Status:
Assigned
Priority:
Normal
Assignee:
Philippe Antoine
Target version:
9.0.0-beta1
Effort:
Difficulty:
Label:

Description

https://issues.oss-fuzz.com/u/0/issues/518668540

Reproducer is alert ip any any -> any any (pcre:"/.*mc|\H+$/"; sid:4;)

Subtasks 2 (2 open — 0 closed)

Optimization #8685: detect/pcre: usage of \H (character that is not a horizontal white space character) is too slow (8.0.x backport)AssignedPhilippe AntoineActions
Optimization #8686: detect/pcre: usage of \H (character that is not a horizontal white space character) is too slow (7.0.x backport)AssignedPhilippe AntoineActions

PA Updated by Philippe Antoine 4 days ago Actions
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 #2

  • Subject changed from detect/pcre: usage of \H (Unicode extended grapheme cluster) is too slow to detect/pcre: usage of \H (character that is not a horizontal white space character) is too slow

OT Updated by OISF Ticketbot 4 days ago Actions
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 #3

  • Subtask #8685 added

OT Updated by OISF Ticketbot 4 days ago Actions
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 #4

  • Label deleted (Needs backport to 8.0)

OT Updated by OISF Ticketbot 4 days ago Actions
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 #5

  • Subtask #8686 added

OT Updated by OISF Ticketbot 4 days ago Actions
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 #6

  • Label deleted (Needs backport to 7.0)
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