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Ubuntu 24.04: Python Critical DoS Risk USN-7886-1 CVE-2025-6075

ubuntu
Calendar Grey November 24, 2025
Dist Ubuntu Esm H88
Several security issues in Python were fixed across multiple Ubuntu releases, addressing critical risk factors.
Several security issues were fixed in Python.

Summary

A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 24.04 LTS - Ubuntu 22.04 LTS - Ubuntu 20.04 LTS - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS Summary: Several security issues were fixed in Python. Software Description: - python3.12: An interactive high-level object-oriented language - python3.10: An interactive high-level object-oriented language - python3.11: An interactive high-level object-oriented language - python3.8: An interactive high-level object-oriented language - python3.9: An interactive high-level object-oriented language - python3.6: An interactive high-level object-oriented language - python3.7: An interactive high-level object-oriented language - python3.5: An interactive high-level object-oriented language - python3.4: An interactive high-level object-oriented language Details: It was discovered that Python inefficiently handled expanding system environment variables. An attacker could possibly use this issue to cause ...

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Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu python resource exhaustion

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 24.04 LTS libpython3.12t64 3.12.3-1ubuntu0.9 python3.12 3.12.3-1ubuntu0.9 Ubuntu 22.04 LTS idle-python3.11 3.11.0~rc1-1~22.04.1~esm6 Available with Ubuntu Pro libpython3.10 3.10.12-1~22.04.12 python3.10 3.10.12-1~22.04.12 python3.11 3.11.0~rc1-1~22.04.1~esm6 Available with Ubuntu Pro Ubuntu 20.04 LTS libpython3.8 3.8.10-0ubuntu1~20.04.18+esm3 Available with Ubuntu Pro libpython3.9 3.9.5-3ubuntu0~20.04.1+esm7 Available with Ubuntu Pro python3.8 3.8.10-0ubuntu1~20.04.18+esm3 Available with Ubuntu Pro python3.9 3.9.5-3ubuntu0~20.04.1+esm7 Available with Ubuntu Pro Ubuntu 18.04 LTS libpython3.6 3.6.9-1~18.04ubuntu1.13+esm7 Available with Ubuntu Pro libpython3.7 3.7.5-2ubuntu1~18.04.2+esm8 Available with Ubuntu Pro libpython3.8 3.8.0-3ubuntu1~18.04.2+esm7 Available with Ubuntu Pro python3.6 3.6.9-1~18.04ubuntu1.13+esm7 Available with Ubuntu Pro python3.7 3.7.5-2ubuntu1~18.04.2+esm8 Available with Ubuntu Pro python3.8 3.8.0-3ubuntu1~18.04.2+esm7 Available with Ubuntu Pro Ubuntu 16.04 LTS libpython3.5 3.5.2-2ubuntu0~16.04.13+esm20 Available with Ubuntu Pro python3.5 3.5.2-2ubuntu0~16.04.13+esm20 Available with Ubuntu Pro Ubuntu 14.04 LTS libpython3.4 3.4.3-1ubuntu1~14.04.7+esm17 Available with Ubuntu Pro libpython3.5 3.5.2-2ubuntu0~16.04.4~14.04.1+esm8 Available with Ubuntu Pro python3.4 3.4.3-1ubuntu1~14.04.7+esm17 Available with Ubuntu Pro python3.5 3.5.2-2ubuntu0~16.04.4~14.04.1+esm8 Available with Ubuntu Pro In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-7886-1

CVE-2025-6075, CVE-2025-8291

Severity
critical
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7886-1

Topics%20covered

Topics Covered

security advisory critical DoS Ubuntu python resource exhaustion

Package Information

https://launchpad.net/ubuntu/+source/python3.12/3.12.3-1ubuntu0.9

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