Home / mailings [gentoo-announce] [ GLSA 202101-18 ] Python: Multiple vulnerabilities
Posted on 25 January 2021
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Gentoo Linux Security Advisory GLSA 202101-18
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https://security.gentoo.org/
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Severity: Normal
Title: Python: Multiple vulnerabilities
Date: January 24, 2021
Bugs: #749339, #759928, #766189
ID: 202101-18
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Synopsis
========
Multiple vulnerabilities have been found in Python, the worst of which
could result in the arbitrary execution of code.
Background
==========
Python is an interpreted, interactive, object-oriented programming
language.
Affected packages
=================
-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 dev-lang/python < 2.7.18-r6:2.7 >= 2.7.18-r6:2.7
< 3.6.12-r2:3.6 >= 3.6.12-r2:3.6
< 3.7.9-r2:3.7 >= 3.7.9-r2:3.7
< 3.8.7-r1:3.8 >= 3.8.7-r1:3.8
< 3.9.1-r1:3.9 >= 3.9.1-r1:3.9
Description
===========
Multiple vulnerabilities have been discovered in Python. Please review
the bugs referenced below for details.
Impact
======
A remote attacker could possibly execute arbitrary code with the
privileges of the process, or cause a Denial of Service condition.
Workaround
==========
There is no known workaround at this time.
Resolution
==========
All Python 2.7 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-2.7.18-r5"
All Python 3.6 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-3.6.12-r1"
All Python 3.7 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-3.7.9-r1"
All Python 3.8 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-3.8.6-r1"
All Python 3.9 users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-lang/python-3.9.0-r1"
References
==========
[ 1 ] CVE-2020-26116
https://nvd.nist.gov/vuln/detail/CVE-2020-26116
[ 2 ] CVE-2021-3177
https://nvd.nist.gov/vuln/detail/CVE-2021-3177
Availability
============
This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:
https://security.gentoo.org/glsa/202101-18
Concerns?
=========
Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.
License
=======
Copyright 2021 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).
The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.
https://creativecommons.org/licenses/by-sa/2.5
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