Low ALAS2023-2025-1308 1 CVE

Low: python3.13 security update (Amazon Linux 2023)

Published Dec 8, 2025 · Updated Dec 8, 2025

Ecosystem: Amazon Linux

Summary

Package updates are available for Amazon Linux 2023 that fix the following vulnerabilities: CVE-2025-6075: If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.

Fixed packages 11

Release	Package	Fixed in
Amazon Linux · 2023	python3.13	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-debug	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-debuginfo	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-debugsource	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-devel	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-freethreading	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-freethreading-debug	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-idle	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-libs	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-test	0:3.13.3-3.amzn2023.0.8
Amazon Linux · 2023	python3.13-tkinter	0:3.13.3-3.amzn2023.0.8

Vulnerabilities 1

Low 1.8

CVE-2025-6075

Quadratic complexity in os.path.expandvars() with user-controlled template

If the value passed to os.path.expandvars() is user-controlled a performance degradation is possible when expanding environment variables.

Python Software Foundation CPython python3.4 python3.5 Debian Ubuntu Azure Linux Wolfi

Oct 31, 2025

References

web
https://alas.aws.amazon.com/cve/html/CVE-2025-6075.html