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GeezerVison is showing github.com — gh-156939: Update UTF-8 encoder for PyBytesWriter changes by vstinner · Pull Request #157383 · python/cpython

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@vstinner

@vstinner vstinner commented Sep 13, 2026 •
edited by bedevere-app Bot
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Don't modify directly the writer size, call
PyBytesWriter_GrowAndUpdatePointer() instead.

  • Issue: C API: Detect buffer overflow in PyBytesWriter #156939

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@vstinner
pythongh-156939: Update UTF-8 encoder for PyBytesWriter changes
a0257e1 
Don't modify directly the writer size, call
PyBytesWriter_GrowAndUpdatePointer() instead.
@vstinner vstinner added the skip news label Sep 13, 2026
@bedevere-app bedevere-app Bot mentioned this pull request Sep 13, 2026
C API: Detect buffer overflow in PyBytesWriter #156939
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@bedevere-app bedevere-app Bot added the awaiting core review label Sep 13, 2026
@vstinner vstinner mentioned this pull request Sep 13, 2026
gh-156939: Detect buffer overflow in PyBytesWriter in debug mode #156943
Merged
@vstinner
vstinner enabled auto-merge (squash) September 13, 2026 01:00
@vstinner
vstinner merged commit 2cd6d4b into python:main Sep 13, 2026
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@vstinner
vstinner deleted the utf8_encoder branch September 13, 2026 01:14
@bedevere-app bedevere-app Bot removed the awaiting core review label Sep 13, 2026
johnslavik pushed a commit to johnslavik/cpython that referenced this pull request Sep 14, 2026
@vstinner @johnslavik
pythongh-156939: Update UTF-8 encoder for PyBytesWriter changes (pyth…
13f4f59 
…on#157383)

Don't modify directly the writer size, call
PyBytesWriter_GrowAndUpdatePointer() instead.
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@vstinner
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