Moderate: python38:3.8 and python38-devel:3.8 security update
Summary
ALSA-2021:2583: Moderate: python38:3.8 and python38-devel:3.8 security update. Affects python38-Cython versions < 0.29.14-4.module_el8.6.0+2778+cd494b30. Fixed in 0.29.14-4.module_el8.6.0+2778+cd494b30. How to fix ↓
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Background
Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.
Vulnerability Detail
The PyYAML library in Python 3.8 and python38-devel:3.8 is affected by an incomplete fix for CVE-2020-1747 (CVE-2020-14343). This vulnerability could allow an attacker to execute arbitrary code or cause a denial of service.
How To Fix
Minimum fixed version
0.29.14-4.module_el8.6.0+2778+cd494b30
This is the first release that contains the fix.
sudo dnf update python38-CythonTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Conclusion
In conclusion, the Python 3.8 and python38-devel:3.8 packages are affected by a vulnerability in the PyYAML library. It is recommended to update the affected packages to the fixed versions to mitigate the risk of arbitrary code execution or denial of service. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
Python is an interpreted, interactive, object-oriented programming language.
PyYAML is a YAML parser and emitter for Python.
CVE-2020-14343 is a vulnerability that allows an attacker to execute arbitrary code or cause a denial of service.
You can use the Vulert Playground at Vulert Scanner to check if your Python installation is affected by this vulnerability.
You can find more information about this vulnerability, including its impact, CVSS score, acknowledgments, and related information, on the CVE page(s) listed in the References section.
References
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