Low ALAS2-2025-3084 1 CVE

Low: python3 security update (Amazon Linux 2)

Published Dec 8, 2025 · Updated Dec 8, 2025

Ecosystem: Amazon Linux

Summary

Package updates are available for Amazon Linux 2 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 8

Release	Package	Fixed in
Amazon Linux · 2	python3	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-debug	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-debuginfo	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-devel	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-libs	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-test	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-tkinter	0:3.7.16-1.amzn2.0.21
Amazon Linux · 2	python3-tools	0:3.7.16-1.amzn2.0.21

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