Moderate: pacemaker security update

Synopsis

Moderate: pacemaker security update

Type/Severity

Security Advisory: Moderate

Topic

An update for pacemaker is now available for Red Hat Enterprise Linux 8.2 Extended Update Support.

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.

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

Affected Products

• Red Hat Enterprise Linux for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux for IBM z Systems - Extended Update Support 8.2 s390x
• Red Hat Enterprise Linux High Availability for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux Resilient Storage for x86_64 - Extended Update Support 8.2 x86_64
• Red Hat Enterprise Linux Server - AUS 8.2 x86_64
• Red Hat Enterprise Linux for Power, little endian - Extended Update Support 8.2 ppc64le
• Red Hat Enterprise Linux Server - TUS 8.2 x86_64
• Red Hat Enterprise Linux Resilient Storage for IBM Power LE - Extended Update Support 8.2 ppc64le
• Red Hat Enterprise Linux High Availability (for IBM Power LE) - Extended Update Support 8.2 ppc64le
• Red Hat Enterprise Linux Server (for IBM Power LE) - Update Services for SAP Solutions 8.2 ppc64le
• Red Hat Enterprise Linux High Availability (for IBM Power LE) - Update Services for SAP Solutions 8.2 ppc64le
• Red Hat Enterprise Linux High Availability - Update Services for SAP Solutions 8.2 x86_64
• Red Hat Enterprise Linux for ARM 64 - Extended Update Support 8.2 aarch64
• Red Hat Enterprise Linux Server - Update Services for SAP Solutions 8.2 x86_64
• Red Hat Enterprise Linux High Availability (for IBM z Systems) - Extended Update Support 8.2 s390x
• Red Hat Enterprise Linux High Availability (for ARM 64) - Extended Update Support 8.2 aarch64
• Red Hat Enterprise Linux Resilient Storage for IBM z Systems - Extended Update Support 8.2 s390x
• Red Hat Enterprise Linux High Availability for x86_64 - Telecommunications Update Service 8.2 x86_64

Fixes

• BZ - 1888191 - CVE-2020-25654 pacemaker: ACL restrictions bypass

CVEs

• CVE-2020-25654

References

• https://access.redhat.com/security/updates/classification/#moderate