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Red Hat 7 Python3 Moderate Security Update: RHSA-2020:3888-01

red hat
Calendar Grey September 29, 2020
Dist Redhat Esm H88
A security patch for Python3 has been released for Red Hat Enterprise Linux 7, addressing two vulnerabilities that pose a moderate risk.
An update for python3 is now available for Red Hat Enterprise Linux 7

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: XSS vulnerability in the documentation XML-RPC server in server_title field (CVE-2019-16935)
* python: wrong backtracking in urllib.request.AbstractBasicAuthHandler allows for a ReDoS (CVE-2020-8492)
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 7.9 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate Red Hat XSS security impact python3 ReDoS

References

https://access.redhat.com/security/cve/CVE-2019-16935 https://access.redhat.com/security/cve/CVE-2020-8492 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/7/html/7.9_release_notes/index

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: python3-3.6.8-17.el7.src.rpm
x86_64: python3-3.6.8-17.el7.x86_64.rpm python3-debuginfo-3.6.8-17.el7.i686.rpm python3-debuginfo-3.6.8-17.el7.x86_64.rpm python3-libs-3.6.8-17.el7.i686.rpm python3-libs-3.6.8-17.el7.x86_64.rpm
Red Hat Enterprise Linux Client Optional (v. 7):
x86_64: python3-3.6.8-17.el7.i686.rpm python3-debug-3.6.8-17.el7.i686.rpm python3-debug-3.6.8-17.el7.x86_64.rpm python3-debuginfo-3.6.8-17.el7.i686.rpm python3-debuginfo-3.6.8-17.el7.x86_64.rpm python3-devel-3.6.8-17.el7.i686.rpm python3-devel-3.6.8-17.el7.x86_64.rpm python3-idle-3.6.8-17.el7.i686.rpm python3-idle-3.6.8-17.el7.x86_64.rpm python3-test-3.6.8-17.el7.i686.rpm python3-test-3.6.8-17.el7.x86_64.rpm python3-tkinter-3.6.8-17.el7.i686.rpm python3-tkinter-3.6.8-17.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: python3-3.6.8-17.el7.src.rpm
x86_64: python3-3.6.8-17.el7.x86_64.rpm python3-debuginfo-3.6.8-17.el7.i686.rpm python3-debuginfo-3.6.8-17.el7.x86_64.rpm python3-libs-3.6.8-17.el7.i686.rpm python3-libs-3.6.8-17.el7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
x86_64: python3-3.6.8-17.el7.i686.rpm python3-debug-3.6.8-17.el7.i686.rpm python3-debug-3.6.8-17.el7.x86_64.rpm python3-debuginfo-3.6.8-17.el7.i686.rpm

Read the Full Advisory


Advisory ID: RHSA-2020:3888-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3888
Issue date: 2020-09-29

Topic

An update for python3 is now available for Red Hat Enterprise Linux 7.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 Red Hat XSS security impact python3 ReDoS

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Bugs Fixed

1763229 - CVE-2019-16935 python: XSS vulnerability in the documentation XML-RPC server in server_title field

1763730 - Python3-idle is not providing python36-tools

1809065 - CVE-2020-8492 python: wrong backtracking in urllib.request.AbstractBasicAuthHandler allows for a ReDoS

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