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URL: http://github.com/python/cpython/issues/148119

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structseq.c: NULL dereference in get_type_attr_as_size · Issue #148119 · python/cpython · GitHub
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structseq.c: NULL dereference in get_type_attr_as_size #148119

@Wulian233

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@Wulian233

Bug report

Bug description:

Parent: #146102

When PyDict_GetItemWithError returns NULL due to error (not missing key), code falls through to PyLong_AsSsize_t(NULL) at line 37 → segfault. Affects PyStructSequence_New, structseq_new_impl, etc.

CPython versions tested on:

CPython main branch

Operating systems tested on:

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