RHSA-2020:5453 — Security Advisory
Red Hat Security Advisory: pacemaker security update
Severity
ModerateRed Hat Product Security
Products
Official CSAF product identity
Published · December 16, 2020
Updated · November 22, 2025
Topic
An update for pacemaker is now available for Red Hat Enterprise Linux 7.
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
The Pacemaker cluster resource manager is a collection of technologies working together to maintain data integrity and application availability in the event of failures.
Security Fix(es):
- pacemaker: ACL restrictions bypass (CVE-2020-25654)
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.