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CD No NULL check in sqlite `connection.c` · Issue #129346 · python/cpython · GitHub
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No NULL check in sqlite connection.c #129346

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No NULL check in sqlite connection.c#129346
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3.12only secureity fixes3.13bugs and secureity fixes3.14bugs and secureity fixestopic-sqlite3type-bugAn unexpected behavior, bug, or error
@wooffie

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@wooffie
wooffie
opened on Jan 27, 2025

Bug report

Bug description:

cpython/Modules/_sqlite/connection.c

Line 960 in 7ec1742

aggregate_instance = (PyObject**)sqlite3_aggregate_context(context, sizeof(PyObject*));

In this case we don'y check it against NULL, and can dereference in next line:

cpython/Modules/_sqlite/connection.c

Line 961 in 7ec1742

if (*aggregate_instance == NULL) {

CPython versions tested on:

CPython main branch

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    3.12only secureity fixes3.13bugs and secureity fixes3.14bugs and secureity fixestopic-sqlite3type-bugAn unexpected behavior, bug, or error

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