- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 202101-18 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: Python: Multiple vulnerabilities Date: January 24, 2021 Bugs: #749339, #759928, #766189 ID: 202101-18 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - 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