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FIPS 25.3 Backport of #127286 - Reject too deep cursors instead of exhausting the stack by mkmkme · Pull Request #2859 · Altinity/ClickHouse · GitHub
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FIPS 25.3 Backport of #127286 - Reject too deep cursors instead of exhausting the stack - #2859

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mkmkme wants to merge 1 commit into
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backports/fips-25.3/127286
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mkmkme wants to merge 1 commit into
fips-25.3from
backports/fips-25.3/127286

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@mkmkme

@mkmkme mkmkme commented Nov 13, 2026

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Changelog category (leave one):

  • Critical Bug Fix (crash, data loss, RBAC)

Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):

Fix stack overflow when deserializing deeply nested binary Field values. (ClickHouse#127286 by @alexey-milovidov)

Documentation entry for user-facing changes

...

CI/CD Options

Exclude tests:

  • Fast test
  • Integration Tests
  • Stateless tests
  • Stateful tests
  • Unit tests
  • Performance tests
  • Aarch64 tests
  • All with ASAN
  • All with TSAN
  • All with MSAN
  • All with UBSAN
  • All with Coverage
  • All Regression
  • Disable CI Cache

Regression jobs to run:

  • Fast suites (mostly <1h)
  • Aggregate Functions (2h)
  • Alter (1.5h)
  • Benchmark (30m)
  • CAS (content-addressed storage; Antalya only)
  • ClickHouse Keeper (1h)
  • Iceberg (2h)
  • LDAP (1h)
  • OAuth (5m)
  • Parquet (1.5h)
  • RBAC (1.5h)
  • SSL Server (1h)
  • S3 (2h)
  • S3 Export (2h)
  • Swarms (30m)
  • Tiered Storage (2h)

…-recursion

Reject too deep cursors instead of exhausting the stack
@mkmkme mkmkme added backport Backport fips Work related to Altinity FIPS releases fips-25.3 labels Nov 13, 2026

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