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Leaked file descriptor in Python/import.c #142776
Description
Bug report
Bug description:
Hello,
Our internal coverity scan instance identified two code paths which leak a file descriptor in import.c in the _imp_create_dynamic_impl function:
If goto finally is reached fp will remain open.
There is also a related comment on the cleanup block:
https://github.com/python/cpython/blame/bef63d2fb81ae28760040157ea589541bed47d02/Python/import.c#L4849
CPython versions tested on:
3.15, 3.14, 3.13
Operating systems tested on:
Linux
Activity
pythongh-142776: Ensure fp file descriptor is closed on all code path…
pythongh-142776: Ensure fp file descriptor is closed on all code path…
pythongh-142776: Ensure fp file descriptor is closed on all code path…
fixup! pythongh-142776: Ensure fp file descriptor is closed on all co…
gh-142776: Ensure fp file descriptor is closed on all code paths in i…
brettcannon commentedon Dec 19, 2025
Fixed in
main, but the backports to 3.14 and 3.13 failed.pythongh-142776: Ensure fp file descriptor is closed on all code path…
pythongh-142776: Ensure fp file descriptor is closed on all code path…
[3.13] gh-142776: Ensure fp file descriptor is closed on all code pat…
[3.14] gh-142776: Ensure fp file descriptor is closed on all code pat…
pythongh-142776: Ensure fp file descriptor is closed on all code path…