[MDEV-40540] ST_GeomFromWKB stack overrun on deeply nested GeometryCollection - Jira

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Details

Type: Bug
Status: Closed (View Workflow)
Priority: Critical
Resolution: Fixed
Affects Version/s: 10.6, 10.11, 11.4, 11.8, 12.3
Fix Version/s: 10.6.28, 10.11.19, 11.4.13, 11.8.9, 12.3.3, 13.0.2
Component/s: GIS
Labels:
None

Bug Category:
Can result in hang or crash

Description

set @a=concat(0x0107000000, repeat(0x010000000107000000, 120000), 0x00000000);

SELECT ST_GeomFromWKB(@a);

Reported by Owais Lone (thesecguy)

Attachments

Issue Links

relates to

MDEV-40409 ST_GeomFromText stack overrun on deeply nested GeometryCollection

Closed

Activity

People

Assignee:: Sergei Golubchik

Reporter:: Sergei Golubchik

Votes:: 0 Vote for this issue

Watchers:: 1 Start watching this issue

Dates

Created:: 2026-07-28 16:28

Updated:: 2026-07-29 07:24

Resolved:: 2026-07-28 18:09

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