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gh-143008: Fix Null pointer dereferences in TextIOWrapper underlying stream access - #145957

Merged

vstinner merged 25 commits into

python:mainfrom

cmaloney:textio_nullbuffer

Jun 9, 2026

Merged

gh-143008: Fix Null pointer dereferences in TextIOWrapper underlying stream access#145957
vstinner merged 25 commits into
python:mainfrom
cmaloney:textio_nullbuffer

Commits on Mar 15, 2026
- gh-143008: Safer TextIOWrapper underlying stream access
  
  cmaloney
  and
  yihong0618
  committed
  42caa08
- fixup: Refer to existing helpers
  cmaloney
  committed
  551c3eb
Commits on Mar 17, 2026
- fixup: More precise recursion errorcatching
  cmaloney
  committed
  4f455f4
- fixup: Formatting fixes, simplify test
  cmaloney
  committed
  ec39a61
- fixup: correct commment
  cmaloney
  committed
  98bc865
Commits on Mar 30, 2026
- PEP 7 fixes; simplify some comments
  cmaloney
  committed
  c52559b
- Merge branch 'main' into textio_nullbuffer
  cmaloney
  authored
  210b21b
Commits on Apr 20, 2026
- Improve PEP-7
  cmaloney
  committed
  150fcee
Commits on Apr 21, 2026
- PEP-7: Move to shorter function names, reformat arg lists
  cmaloney
  committed
  d7f14fc
- Improve NEWS grammer
  cmaloney
  committed
  df212a5
- Simplify comment
  cmaloney
  committed
  d1a1a98
- Fix comment referring to function name
  cmaloney
  committed
  009cf12
Commits on Jun 5, 2026
- Apply suggestions from code review
  
  cmaloney
  and
  vstinner
  authored
  afe79c7
- Assert self->buffer is locked, fix __init__ race
  cmaloney
  committed
  452168c
- Adjust closed_get_impl
  cmaloney
  committed
  d7b146e
- Add back in locked assterion, match surrounding comment style
  cmaloney
  committed
  593b0ea
- Move null checks up a line
  cmaloney
  committed
  e5c014a
- Merge remote-tracking branch 'upstream/main' into textio_nullbuffer
  cmaloney
  committed
  eb23eaa
- Fix clinic merge
  cmaloney
  committed
  2581e6c
- Fix blurb
  cmaloney
  committed
  feafb90
Commits on Jun 9, 2026
- Apply suggestions from code review
  
  cmaloney
  and
  vstinner
  authored
  c0bdd84
- Remove wrapper_ref, use simpler classes, wrapper local only
  cmaloney
  committed
  d7bf513
- Separate attribute and submodule imports
  cmaloney
  committed
  a24957d
- Fix NULL with no exception after flush in detach
  cmaloney
  committed
  c2cb455
- remove recursion. Add make_text helper and DetachOnce
  cmaloney
  committed
  cbcd21a

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gh-143008: Fix Null pointer dereferences in TextIOWrapper underlying stream access - #145957

gh-143008: Fix Null pointer dereferences in TextIOWrapper underlying stream access#145957
vstinner merged 25 commits into
python:mainfrom
cmaloney:textio_nullbuffer

Commits on Mar 15, 2026

gh-143008: Safer TextIOWrapper underlying stream access

fixup: Refer to existing helpers

Commits on Mar 17, 2026

fixup: More precise recursion errorcatching

fixup: Formatting fixes, simplify test

fixup: correct commment

Commits on Mar 30, 2026

PEP 7 fixes; simplify some comments

Merge branch 'main' into textio_nullbuffer

Commits on Apr 20, 2026

Improve PEP-7

Commits on Apr 21, 2026

PEP-7: Move to shorter function names, reformat arg lists

Improve NEWS grammer

Simplify comment

Fix comment referring to function name

Commits on Jun 5, 2026

Apply suggestions from code review

Assert self->buffer is locked, fix init race

Adjust closed_get_impl

Add back in locked assterion, match surrounding comment style

Move null checks up a line

Merge remote-tracking branch 'upstream/main' into textio_nullbuffer

Fix clinic merge

Fix blurb

Commits on Jun 9, 2026

Apply suggestions from code review

Remove wrapper_ref, use simpler classes, wrapper local only

Separate attribute and submodule imports

Fix NULL with no exception after flush in detach

remove recursion. Add make_text helper and DetachOnce