[MDEV-40059] too long character_set_collations crash - Jira

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Type: Bug
Status: Closed (View Workflow)
Priority: Blocker
Resolution: Fixed
Affects Version/s: 11.4, 11.8, 12.3
Fix Version/s: 11.4.13, 11.8.9, 12.3.3
Component/s: Character Sets
Labels:
- Cloned

Bug Category:
Can result in hang or crash

Description

SET @@session.character_set_collations='AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA=x';

SET @@session.character_set_collations='utf8mb3=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA';

Reported by Lukas Kupczyk

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Assignee:: Sergei Golubchik

Reporter:: Sergei Golubchik

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Dates

Created:: 2026-06-15 22:10

Updated:: 5 days ago 18:49

Resolved:: 2026-06-17 16:10

Time Tracking

Estimated:

Not Specified

Remaining:

0d

Logged:

1h 5m

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