RHSA-2023:2258 — Security Advisory
Red Hat Security Advisory: python-mako security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · May 9, 2023
Updated · June 28, 2026
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 impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
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.