Repository navigation

gh-143543: Fix re-entrant use-after-free in itertools.groupby - #143738

Merged

encukou merged 22 commits into

python:mainfrom

VanshAgarwal24036:gh-143543-groupby-uaf

Feb 9, 2026

Merged

gh-143543: Fix re-entrant use-after-free in itertools.groupby#143738
encukou merged 22 commits into
python:mainfrom
VanshAgarwal24036:gh-143543-groupby-uaf

Commits on Jan 13, 2026
- gh-143543: Fix re-entrant use-after-free in itertools.groupby
  VanshAgarwal24036
  committed
  e898626
- Fix whitespace per prek
  VanshAgarwal24036
  committed
  ba974bc
- Add NEWS entry for itertools.groupby crash fix
  VanshAgarwal24036
  committed
  0debc2a
- Fix NEWS filename for gh-143543
  VanshAgarwal24036
  committed
  8d83176
- Fix NEWS entry type for gh-143543
  VanshAgarwal24036
  committed
  ca932bf
- Remove incorrect NEWS files for gh-143543
  VanshAgarwal24036
  committed
  0e86303
- Avoid borrowed references during groupby key comparison
  VanshAgarwal24036
  committed
  740218c
- Clarify NEWS entry wording
  VanshAgarwal24036
  committed
  e3a54be
- Fix refcounting during groupby key comparison
  VanshAgarwal24036
  committed
  9983345
- Add NEWS entry via blurb for itertools.groupby crash
  VanshAgarwal24036
  committed
  1ea51c0
- Fix duplicate variable declarations in groupby_next
  VanshAgarwal24036
  committed
  336c367
- itertools: hold strong references during groupby key comparison
  VanshAgarwal24036
  committed
  9cbe1a6
Commits on Jan 14, 2026
- Clarify re-entrant groupby key comparison comment
  VanshAgarwal24036
  committed
  8c61450
- Update Modules/itertoolsmodule.c
  
  VanshAgarwal24036
  and
  skirpichev
  authored
  90e995b
- Update Lib/test/test_itertools.py
  
  VanshAgarwal24036
  and
  skirpichev
  authored
  4f2338f
- Simplify groupby re-entrancy test
  VanshAgarwal24036
  committed
  2cac26b
- Move rcmp declaration and clarify re-entrancy comment
  VanshAgarwal24036
  committed
  fed7db7
- Move comment before declarations and inline rcmp
  VanshAgarwal24036
  committed
  4939083
- Remove Extra lines
  VanshAgarwal24036
  committed
  e42b9b4
Commits on Jan 15, 2026
- Remove extra Lines
  VanshAgarwal24036
  committed
  e29c818
Commits on Feb 3, 2026
- Update Lib/test/test_itertools.py
  
  VanshAgarwal24036
  and
  encukou
  authored
  4be9d4f
Commits on Feb 4, 2026
- Merge branch 'main' into gh-143543-groupby-uaf
  encukou
  authored
  b48d388

Commits

Commits on Jan 13, 2026

Commits on Jan 14, 2026

Commits on Jan 15, 2026

Commits on Feb 3, 2026

Commits on Feb 4, 2026