RHSA-2019:1278 — Security Advisory

Red Hat Security Advisory: pacemaker security update

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Severity

Important

Red Hat Product Security

RHEL 7

Products

Official CSAF product identity

Published · May 28, 2019

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 Important. 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: Insufficient local IPC client-server authentication on the client's side can lead to local privesc (CVE-2018-16877)

  • pacemaker: Insufficient verification inflicted preference of uncontrolled processes can lead to DoS (CVE-2018-16878)

  • pacemaker: Information disclosure through use-after-free (CVE-2019-3885)

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.

Related CVEs

RHSA-2019:1278 — Red Hat Security Advisory: pacemaker security update | PulseLinux