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Red Hat Enterprise Linux 9 RHSA-2023-2258 Moderate: Mako REDoS Threat

red hat
Calendar Grey May 9, 2023
Dist Redhat Esm H88
A minor security patch for python-mako on RHEL 9 addresses a critical REDoS flaw, with advisory ID RHSA-2023-2259.
An update for python-mako 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

Mako is a template library written in Python. It provides a familiar, non-XML syntax which compiles into Python modules for maximum performance.
Security Fix(es):
* python-mako: REDoS in Lexer class (CVE-2022-40023)
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 9.2 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate security update Red Hat Enterprise Linux vulnerability REDoS python-mako

References

https://access.redhat.com/security/cve/CVE-2022-40023 https://access.redhat.com/security/updates/classification/#moderate https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/9/html/9.2_release_notes/index

Package List

Red Hat Enterprise Linux AppStream (v. 9):
Source: python-mako-1.1.4-6.el9.src.rpm
noarch: python3-mako-1.1.4-6.el9.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-2023:2258-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:2258
Issue date: 2023-05-09

Topic

An update for python-mako 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 security update Red Hat Enterprise Linux vulnerability REDoS python-mako

Relevant Releases Architectures

Red Hat Enterprise Linux AppStream (v. 9) - noarch

Bugs Fixed

2128977 - CVE-2022-40023 python-mako: REDoS in Lexer class

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