RHSA-2021:2119 - Security Advisory

Topic

An update for tripleo-ansible is now available for Red Hat OpenStack
Platform 16.1 (Train).

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

Ansible project for TripleO.

Security Fix(es):

• ansible.log file is visible to unprivileged users (CVE-2021-31918)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page listed in the References section.

Changes to the tripleo-ansible component:

This update prevents Relax and Recover (ReaR) from automatically creating an unrequested backup. Previously, ReaR automatically created the cron file /etc/cron.d/rear, which ran a backup at 1:30 AM. This update prevents the automatic creation of the cron job. (BZ#1919174)

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 OpenStack for IBM Power 16.1 ppc64le
• Red Hat OpenStack 16.1 x86_64

Fixes

• BZ - 1899404 - pacemaker and pcs shouldn't be required for ceph storage nodes
• BZ - 1905973 - LVM filter only runs if at least 1 item is passed in the Allowlist
• BZ - 1908266 - RHOSP 16.1 minor update fails because of release lock enforcement on Ceph nodes
• BZ - 1911891 - deployment takes a long time when being run manually on the undercloud with ansible-playbook
• BZ - 1916162 - tripleo-transfer can't transfer large databases
• BZ - 1917891 - Back up and Restore role failing to create a backup image
• BZ - 1919174 - Option to remove the self-installed ReaR cron task
• BZ - 1934379 - Ceph cluster is not healthy: auth entities with invalid capabilities
• BZ - 1949290 - cold migration and resize failing in nova-compute: ssh: Host key verification failed
• BZ - 1949398 - FFU tripleo-transfer role syncs a partial list of files creating an inconsistent database leading to mariadb segfaulting
• BZ - 1954250 - CVE-2021-31918 tripleo-ansible: ansible.log file is visible to unprivileged users

CVEs

• CVE-2021-31918

References

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