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Red Hat Enterprise Linux 8: RHSA-2021-4399 Moderate Issue Python3 Info Leak

red hat
Calendar Grey November 9, 2021
Dist Redhat Esm H88
A Python 3 update for Red Hat Enterprise Linux 8 has been released, classified as moderate severity, successfully tackling various security vulnerabilities.
An update for python3 is now available for Red Hat Enterprise Linux 8

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: Information disclosure via pydoc (CVE-2021-3426)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate security update red hat security fix information disclosure python3

References

https://access.redhat.com/security/cve/CVE-2021-3426 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/8/html/8.5_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 8):
aarch64: platform-python-debug-3.6.8-41.el8.aarch64.rpm platform-python-devel-3.6.8-41.el8.aarch64.rpm python3-debuginfo-3.6.8-41.el8.aarch64.rpm python3-debugsource-3.6.8-41.el8.aarch64.rpm python3-idle-3.6.8-41.el8.aarch64.rpm python3-tkinter-3.6.8-41.el8.aarch64.rpm
ppc64le: platform-python-debug-3.6.8-41.el8.ppc64le.rpm platform-python-devel-3.6.8-41.el8.ppc64le.rpm python3-debuginfo-3.6.8-41.el8.ppc64le.rpm python3-debugsource-3.6.8-41.el8.ppc64le.rpm python3-idle-3.6.8-41.el8.ppc64le.rpm python3-tkinter-3.6.8-41.el8.ppc64le.rpm
s390x: platform-python-debug-3.6.8-41.el8.s390x.rpm platform-python-devel-3.6.8-41.el8.s390x.rpm python3-debuginfo-3.6.8-41.el8.s390x.rpm python3-debugsource-3.6.8-41.el8.s390x.rpm python3-idle-3.6.8-41.el8.s390x.rpm python3-tkinter-3.6.8-41.el8.s390x.rpm
x86_64: platform-python-3.6.8-41.el8.i686.rpm platform-python-debug-3.6.8-41.el8.i686.rpm platform-python-debug-3.6.8-41.el8.x86_64.rpm platform-python-devel-3.6.8-41.el8.i686.rpm platform-python-devel-3.6.8-41.el8.x86_64.rpm python3-debuginfo-3.6.8-41.el8.i686.rpm python3-debuginfo-3.6.8-41.el8.x86_64.rpm python3-debugsource-3.6.8-41.el8.i686.rpm python3-debugsource-3.6.8-41.el8.x86_64.rpm python3-idle-3.6.8-41.el8.i686.rpm

Read the Full Advisory


Advisory ID: RHSA-2021:4399-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:4399
Issue date: 2021-11-09

Topic

An update for python3 is now available for Red Hat Enterprise Linux 8.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 security update red hat security fix information disclosure python3

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 8) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux BaseOS (v. 8) - aarch64, ppc64le, s390x, x86_64

Bugs Fixed

1935913 - CVE-2021-3426 python: Information disclosure via pydoc

1972293 - Python36 crashes with libgcc_s.so.1 must be installed for pthread_cancel to work

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