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Red Hat Security Advisory

Synopsis: Moderate: pcs security and bug fix update
Advisory ID: RHSA-2020:2670-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2670
Issue date: 2020-06-23
CVE Names: CVE-2020-10663
=====================================================================

1. Summary:

An update for pcs is now available for Red Hat Enterprise Linux 8.1
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.

2. Relevant releases/architectures:

Red Hat Enterprise Linux High Availability EUS (v. 8.1) – aarch64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Resilient Storage EUS (v. 8.1) – ppc64le, s390x, x86_64

3. Description:

The pcs packages provide a command-line configuration system for the
Pacemaker and Corosync utilities.

Security Fix(es):

* rubygem-json: Unsafe Object Creation Vulnerability in JSON
(CVE-2020-10663)

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.

Bug Fix(es):

* [GUI] Colocation constraint can’t be added (BZ#1840157)

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1827500 – CVE-2020-10663 rubygem-json: Unsafe Object Creation Vulnerability in JSON
1840157 – [GUI] Colocation constraint can’t be added [rhel-8.1.0.z]

6. Package List:

Red Hat Enterprise Linux High Availability EUS (v. 8.1):

Source:
pcs-0.10.2-4.el8_1.1.src.rpm

aarch64:
pcs-0.10.2-4.el8_1.1.aarch64.rpm
pcs-snmp-0.10.2-4.el8_1.1.aarch64.rpm

ppc64le:
pcs-0.10.2-4.el8_1.1.ppc64le.rpm
pcs-snmp-0.10.2-4.el8_1.1.ppc64le.rpm

s390x:
pcs-0.10.2-4.el8_1.1.s390x.rpm
pcs-snmp-0.10.2-4.el8_1.1.s390x.rpm

x86_64:
pcs-0.10.2-4.el8_1.1.x86_64.rpm
pcs-snmp-0.10.2-4.el8_1.1.x86_64.rpm

Red Hat Enterprise Linux Resilient Storage EUS (v. 8.1):

Source:
pcs-0.10.2-4.el8_1.1.src.rpm

ppc64le:
pcs-0.10.2-4.el8_1.1.ppc64le.rpm
pcs-snmp-0.10.2-4.el8_1.1.ppc64le.rpm

s390x:
pcs-0.10.2-4.el8_1.1.s390x.rpm
pcs-snmp-0.10.2-4.el8_1.1.s390x.rpm

x86_64:
pcs-0.10.2-4.el8_1.1.x86_64.rpm
pcs-snmp-0.10.2-4.el8_1.1.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/

7. References:

https://access.redhat.com/security/cve/CVE-2020-10663
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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