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Red Hat 9: RHSA-2023-0953-01 Moderate: Python 3.9 DoS Fix

red hat
Calendar Grey February 28, 2023
Scroller Redhat
A significant security patch has been released for python3.9 within Red Hat Enterprise Linux 9, addressing a critical CPU denial of service vulnerability.
An update for python3.9 is now available for Red Hat Enterprise Linux 9

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: CPU denial of service via inefficient IDNA decoder (CVE-2022-45061)
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 moderate denial of service Red Hat update Python

References

https://access.redhat.com/security/cve/CVE-2022-45061 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat Enterprise Linux AppStream (v. 9):
aarch64: python3-devel-3.9.14-1.el9_1.2.aarch64.rpm python3-tkinter-3.9.14-1.el9_1.2.aarch64.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.aarch64.rpm python3.9-debugsource-3.9.14-1.el9_1.2.aarch64.rpm
noarch: python-unversioned-command-3.9.14-1.el9_1.2.noarch.rpm
ppc64le: python3-devel-3.9.14-1.el9_1.2.ppc64le.rpm python3-tkinter-3.9.14-1.el9_1.2.ppc64le.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.ppc64le.rpm python3.9-debugsource-3.9.14-1.el9_1.2.ppc64le.rpm
s390x: python3-devel-3.9.14-1.el9_1.2.s390x.rpm python3-tkinter-3.9.14-1.el9_1.2.s390x.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.s390x.rpm python3.9-debugsource-3.9.14-1.el9_1.2.s390x.rpm
x86_64: python3-devel-3.9.14-1.el9_1.2.i686.rpm python3-devel-3.9.14-1.el9_1.2.x86_64.rpm python3-tkinter-3.9.14-1.el9_1.2.x86_64.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.i686.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.x86_64.rpm python3.9-debugsource-3.9.14-1.el9_1.2.i686.rpm python3.9-debugsource-3.9.14-1.el9_1.2.x86_64.rpm
Red Hat Enterprise Linux BaseOS (v. 9):
Source: python3.9-3.9.14-1.el9_1.2.src.rpm
aarch64: python3-3.9.14-1.el9_1.2.aarch64.rpm python3-libs-3.9.14-1.el9_1.2.aarch64.rpm python3.9-debuginfo-3.9.14-1.el9_1.2.aarch64.rpm python3.9-debugsource-3.9.14-1.el9_1.2.aarch64.rpm


Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0953-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0953
Issue date: 2023-02-28

Topic

An update for python3.9 is now available for Red Hat Enterprise Linux 9.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate denial of service Red Hat update Python

Relevant Releases Architectures

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

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

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

Bugs Fixed

2144072 - CVE-2022-45061 Python: CPU denial of service via inefficient IDNA decoder

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