How many CVEs have patched _rmtree_safe_fd_step?

1 published CVEs changed _rmtree_safe_fd_step in python/cpython, in 3 distinct patches totalling 7 changed lines, between 2026 and 2026.

What is the latest CVE that changed _rmtree_safe_fd_step?

CVE-2026-12345 (Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory), published 2026-09-29, changed lines 764 to 819 of Lib/shutil.py.

How does _rmtree_safe_fd_step compare to the rest of python/cpython?

python/cpython has 118 CVEs with a located fix in total; 1 of them changed _rmtree_safe_fd_step.

What do the line numbers refer to?

Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

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python/cpython

Function

_rmtree_safe_fd_step

Name: _rmtree_safe_fd_step in python/cpython: CVE fixes
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

Lib/shutil.py

Last patched September 29, 2026

1

CVEs

That changed this function

3

Distinct patches

Backports counted once

7

Lines changed

Added plus removed

2026

Years

By CVE publication date

Overview

_rmtree_safe_fd_step in python/cpython was changed by 1 published CVE fixes in 2026, in 3 distinct patches that added or removed 7 lines in total.

python/cpython has 118 CVEs with a located fix in total, so 1% of them touched this function.

CVEs that patched it

Every published CVE whose fix changed _rmtree_safe_fd_step, newest first, with the lines each fix touched.

Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory
CVE-2026-12345 · lines 764–819 · +4 −3 in 2 hunks
Medium · CVSS 5.9
EPSS 0.2%2026-09-29

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Other functions in these files

Functions in the same file that CVE fixes also changed.

Other hotspots in the repository

Functions in python/cpython changed by the most CVE fixes.

makelink_with_filter9 CVEs · Lib/tarfile.py _get_filtered_attrs7 CVEs · Lib/tarfile.py extract6 CVEs · Lib/tarfile.py _get_sep5 CVEs · Lib/posixpath.py _readlink_deep5 CVEs · Lib/ntpath.py _get_bothseps5 CVEs · Lib/ntpath.py

All patched functions in python/cpython

Frequently asked questions

Common questions about CVE fixes to _rmtree_safe_fd_step.

How many CVEs have patched _rmtree_safe_fd_step?: 1 published CVEs changed _rmtree_safe_fd_step in python/cpython, in 3 distinct patches totalling 7 changed lines, between 2026 and 2026.
What is the latest CVE that changed _rmtree_safe_fd_step?: CVE-2026-12345 (Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory), published 2026-09-29, changed lines 764 to 819 of Lib/shutil.py.
How does _rmtree_safe_fd_step compare to the rest of python/cpython?: python/cpython has 118 CVEs with a located fix in total; 1 of them changed _rmtree_safe_fd_step.
What do the line numbers refer to?: Line numbers are in the fixed version of the file, as the upstream patch left it. A CVE whose fix was backported to several branches is listed once, with the lines from the upstream commit.

References

Fix locations are computed by RadicalNotion.AI from the upstream patch diff of each CVE. CVE data is sourced from the CVE Program.

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