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Red Hat Enterprise Linux 8.4 RHSA-2022-6312-01 Important pcs Update

red hat
Calendar Grey September 1, 2022
Dist Redhat Esm H88
A crucial security patch released for Red Hat Enterprise Linux 8.4 mitigates privilege escalation vulnerabilities identified as CVE-2022-2735, ensuring enhanced system integrity.
An update for pcs is now available for Red Hat Enterprise Linux 8.4 Extended Update Support

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

The pcs packages provide a command-line configuration system for the Pacemaker and Corosync utilities.
Security Fix(es):
* pcs: obtaining an authentication token for hacluster user could lead to privilege escalation (CVE-2022-2735)
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.

Topics%20covered

Topics Covered

security advisory privilege escalation Red Hat Enterprise Linux important security issue pcs update

References

https://access.redhat.com/security/cve/CVE-2022-2735 https://access.redhat.com/security/updates/classification#important https://bugzilla.redhat.com/show_bug.cgi?id=2116836

Package List

Red Hat Enterprise Linux High Availability EUS (v.8.4):
Source: pcs-0.10.8-1.el8_4.2.src.rpm
aarch64: pcs-0.10.8-1.el8_4.2.aarch64.rpm pcs-snmp-0.10.8-1.el8_4.2.aarch64.rpm
ppc64le: pcs-0.10.8-1.el8_4.2.ppc64le.rpm pcs-snmp-0.10.8-1.el8_4.2.ppc64le.rpm
s390x: pcs-0.10.8-1.el8_4.2.s390x.rpm pcs-snmp-0.10.8-1.el8_4.2.s390x.rpm
x86_64: pcs-0.10.8-1.el8_4.2.x86_64.rpm pcs-snmp-0.10.8-1.el8_4.2.x86_64.rpm
Red Hat Enterprise Linux Resilient Storage EUS (v.8.4):
Source: pcs-0.10.8-1.el8_4.2.src.rpm
ppc64le: pcs-0.10.8-1.el8_4.2.ppc64le.rpm pcs-snmp-0.10.8-1.el8_4.2.ppc64le.rpm
s390x: pcs-0.10.8-1.el8_4.2.s390x.rpm pcs-snmp-0.10.8-1.el8_4.2.s390x.rpm
x86_64: pcs-0.10.8-1.el8_4.2.x86_64.rpm pcs-snmp-0.10.8-1.el8_4.2.x86_64.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:6312-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6312
Issue date: 2022-09-01

Topic

An update for pcs is now available for Red Hat Enterprise Linux 8.4Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory privilege escalation Red Hat Enterprise Linux important security issue pcs update

Relevant Releases Architectures

Red Hat Enterprise Linux High Availability EUS (v.8.4) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Resilient Storage EUS (v.8.4) - ppc64le, s390x, x86_64

Bugs Fixed

2116815 - CVE-2022-2735 pcs: obtaining an authentication token for hacluster user could lead to privilege escalation

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