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Red Hat: RHSA-2021-1631 Moderate: Python-Urllib3 CRLF Injection

red hat
Calendar Grey May 18, 2021
Dist Redhat Esm H88
The recent security advisory for Red Hat Enterprise Linux 8 addresses a crucial patch for python-urllib3, highlighting potential vulnerabilities along with recommended mitigation strategies.
An update for python-urllib3 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

The python-urllib3 package provides the Python HTTP module with connection pooling and file POST abilities.
Security Fix(es):
* python-urllib3: CRLF injection via HTTP request method (CVE-2020-26137)
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 8.4 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory Red Hat moderate threat CRLF injection python-urllib3

References

https://access.redhat.com/security/cve/CVE-2020-26137 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.4_release_notes/

Package List

Red Hat Enterprise Linux BaseOS (v. 8):
Source: python-urllib3-1.24.2-5.el8.src.rpm
noarch: python3-urllib3-1.24.2-5.el8.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Advisory ID: RHSA-2021:1631-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:1631
Issue date: 2021-05-18

Topic

An update for python-urllib3 is now available for Red Hat Enterprise Linux8.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 Red Hat moderate threat CRLF injection python-urllib3

Relevant Releases Architectures

Red Hat Enterprise Linux BaseOS (v. 8) - noarch

Bugs Fixed

1883632 - CVE-2020-26137 python-urllib3: CRLF injection via HTTP request method

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