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Title: gh-153800: Fix crash in sqlite3 window function empty-frame callbacks by nicky2pc · Pull Request #154576 · python/cpython · GitHub

Open Graph Title: gh-153800: Fix crash in sqlite3 window function empty-frame callbacks by nicky2pc · Pull Request #154576 · python/cpython

X Title: gh-153800: Fix crash in sqlite3 window function empty-frame callbacks by nicky2pc · Pull Request #154576 · python/cpython

Description: The Python programming language. Contribute to python/cpython development by creating an account on GitHub.

Open Graph Description: SQLite may invoke a user-defined window function's value() or inverse() callback before step() has run for a given aggregate instance — for example when the window frame is empty for an output ...

X Description: SQLite may invoke a user-defined window function's value() or inverse() callback before step() has run for a given aggregate instance — for example when the window frame is empty for an out...

Opengraph URL: https://github.com/python/cpython/pull/154576

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Jul 24, 2026https://Github.com/python/cpython/pull/154576#issue-4965539871
sqlite3: NULL pointer dereference in window aggregate xValue/xInverse callbacks when the window frame is empty #153800https://github.com/python/cpython/issues/153800
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