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Red Hat 9: RHSA-2022-8493 Important: Python3.9 Local Escalation

red hat
Calendar Grey November 16, 2022
Dist Redhat Esm H88
Urgent security enhancement issued for python3.9 in Red Hat addresses local privilege elevation vulnerability, including essential patch information.
An update for python3.9 is now available for Red Hat Enterprise Linux 9 and Red Hat Enterprise Linux 9.0 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

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.
Security Fix(es):
* python: local privilege escalation via the multiprocessing forkserver start method (CVE-2022-42919)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Topics%20covered

Topics Covered

security advisory update red hat critical important local escalation python3

References

https://access.redhat.com/security/cve/CVE-2022-42919 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux AppStream EUS (v.9.0):
aarch64: python3-devel-3.9.10-4.el9_0.aarch64.rpm python3-tkinter-3.9.10-4.el9_0.aarch64.rpm python3.9-debuginfo-3.9.10-4.el9_0.aarch64.rpm python3.9-debugsource-3.9.10-4.el9_0.aarch64.rpm
noarch: python-unversioned-command-3.9.10-4.el9_0.noarch.rpm
ppc64le: python3-devel-3.9.10-4.el9_0.ppc64le.rpm python3-tkinter-3.9.10-4.el9_0.ppc64le.rpm python3.9-debuginfo-3.9.10-4.el9_0.ppc64le.rpm python3.9-debugsource-3.9.10-4.el9_0.ppc64le.rpm
s390x: python3-devel-3.9.10-4.el9_0.s390x.rpm python3-tkinter-3.9.10-4.el9_0.s390x.rpm python3.9-debuginfo-3.9.10-4.el9_0.s390x.rpm python3.9-debugsource-3.9.10-4.el9_0.s390x.rpm
x86_64: python3-devel-3.9.10-4.el9_0.i686.rpm python3-devel-3.9.10-4.el9_0.x86_64.rpm python3-tkinter-3.9.10-4.el9_0.x86_64.rpm python3.9-debuginfo-3.9.10-4.el9_0.i686.rpm python3.9-debuginfo-3.9.10-4.el9_0.x86_64.rpm python3.9-debugsource-3.9.10-4.el9_0.i686.rpm python3.9-debugsource-3.9.10-4.el9_0.x86_64.rpm
Red Hat Enterprise Linux AppStream (v. 9):
aarch64: python3-devel-3.9.14-1.el9_1.1.aarch64.rpm python3-tkinter-3.9.14-1.el9_1.1.aarch64.rpm python3.9-debuginfo-3.9.14-1.el9_1.1.aarch64.rpm python3.9-debugsource-3.9.14-1.el9_1.1.aarch64.rpm
noarch: python-unversioned-command-3.9.14-1.el9_1.1.noarch.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:8493-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:8493
Issue date: 2022-11-16

Topic

An update for python3.9 is now available for Red Hat Enterprise Linux 9 andRed Hat Enterprise Linux 9.0 Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory update red hat critical important local escalation python3

Relevant Releases Architectures

Red Hat CodeReady Linux Builder (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat CodeReady Linux Builder EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream (v. 9) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream EUS (v.9.0) - aarch64, noarch, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 9) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS EUS (v.9.0) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

2138705 - CVE-2022-42919 python: local privilege escalation via the multiprocessing forkserver start method

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