Red Hat 9462 Published by

Red Hat released multiple security advisories for RHEL 8, RHEL 9, and RHEL 10 to address vulnerabilities in packages like Thunderbird, Python, Node.js, and the Linux kernel. Most advisories carry an Important rating, while kernel-rt receives a Moderate rating, with detailed severity scores accessible through the provided CVE references. Administrators running Red Hat OpenStack Services on OpenShift 18.0 should apply the designated updates for OpenStack components to maintain system integrity.

RHSA-2026:39706: Important: thunderbird security update
RHSA-2026:39575: Important: cifs-utils security, bug fix, and enhancement update
RHSA-2026:39573: Important: yggdrasil security update
RHSA-2026:39553: Important: perl-XML-LibXML security update
RHSA-2026:39547: Important: perl-XML-LibXML security update
RHSA-2026:39893: Important: python3.12 security update
RHSA-2026:39878: Important: perl-XML-LibXML security update
RHSA-2026:39812: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-glance) security update
RHSA-2026:39809: Important: Red Hat OpenStack Services on OpenShift 18.0 (erlang) security update
RHSA-2026:39810: Important: Red Hat OpenStack Services on OpenShift 18.0 (golang-github-openstack-k8s-operators-os-diff) security update
RHSA-2026:39811: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-ironic) security update
RHSA-2026:39808: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) security update
RHSA-2026:39771: Important: python3.12 security update
RHSA-2026:39983: Moderate: kernel-rt security update
RHSA-2026:39984: Important: kernel security update
RHSA-2026:40082: Important: kernel security update
RHSA-2026:40068: Important: kernel security update
RHSA-2026:40425: Important: kernel update
RHSA-2026:39976: Important: hplip security update
RHSA-2026:39879: Important: rhc security update
RHSA-2026:39868: Important: nodejs:24 security, bug fix, and enhancement update
RHSA-2026:39798: Important: python3.9 security, bug fix, and enhancement update




RHSA-2026:39706: Important: thunderbird security update


An update for thunderbird is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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.


RHSA-2026:39706: Important: thunderbird security update



RHSA-2026:39575: Important: cifs-utils security, bug fix, and enhancement update


An update for cifs-utils is now available for Red Hat Enterprise Linux 8.

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.


RHSA-2026:39575: Important: cifs-utils security, bug fix, and enhancement update



RHSA-2026:39573: Important: yggdrasil security update


An update for yggdrasil is now available for Red Hat Enterprise Linux 10.

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.


RHSA-2026:39573: Important: yggdrasil security update



RHSA-2026:39553: Important: perl-XML-LibXML security update


An update for perl-XML-LibXML is now available for Red Hat Enterprise Linux 9.

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.


RHSA-2026:39553: Important: perl-XML-LibXML security update



RHSA-2026:39547: Important: perl-XML-LibXML security update


An update for perl-XML-LibXML is now available for Red Hat Enterprise Linux 10.

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.


RHSA-2026:39547: Important: perl-XML-LibXML security update



RHSA-2026:39893: Important: python3.12 security update


An update for python3.12 is now available for Red Hat Enterprise Linux 8.

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.


RHSA-2026:39893: Important: python3.12 security update



RHSA-2026:39878: Important: perl-XML-LibXML security update


An update for perl-XML-LibXML is now available for Red Hat Enterprise Linux 8.

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.


RHSA-2026:39878: Important: perl-XML-LibXML security update



RHSA-2026:39812: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-glance) security update


An update for openstack-glance is now available for Red Hat OpenStack
Services on OpenShift 18.0 (Antelope).

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.


RHSA-2026:39812: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-glance) security update



RHSA-2026:39809: Important: Red Hat OpenStack Services on OpenShift 18.0 (erlang) security update


An update for erlang is now available for Red Hat OpenStack Services on
OpenShift 18.0 (Antelope).

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.


RHSA-2026:39809: Important: Red Hat OpenStack Services on OpenShift 18.0 (erlang) security update



RHSA-2026:39810: Important: Red Hat OpenStack Services on OpenShift 18.0 (golang-github-openstack-k8s-operators-os-diff) security update


An update for golang-github-openstack-k8s-operators-os-diff is now
available for Red Hat OpenStack Services on OpenShift 18.0 (Antelope).

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.


RHSA-2026:39810: Important: Red Hat OpenStack Services on OpenShift 18.0 (golang-github-openstack-k8s-operators-os-diff) security update



RHSA-2026:39811: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-ironic) security update


An update for openstack-ironic is now available for Red Hat OpenStack
Services on OpenShift 18.0 (Antelope).

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.


RHSA-2026:39811: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-ironic) security update



RHSA-2026:39808: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) security update


An update for openstack-keystone is now available for Red Hat OpenStack
Services on OpenShift 18.0 (Antelope).

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.


RHSA-2026:39808: Important: Red Hat OpenStack Services on OpenShift 18.0 (openstack-keystone) security update



RHSA-2026:39771: Important: python3.12 security update


An update for python3.12 is now available for Red Hat Enterprise Linux 9.

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.


RHSA-2026:39771: Important: python3.12 security update



RHSA-2026:39983: Moderate: kernel-rt security update


An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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.


RHSA-2026:39983: Moderate: kernel-rt security update



RHSA-2026:39984: Important: kernel security update


An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On.

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.


RHSA-2026:39984: Important: kernel security update



RHSA-2026:40082: Important: kernel security update


An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions.

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.


RHSA-2026:40082: Important: kernel security update



RHSA-2026:40068: Important: kernel security update


An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On.

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.


RHSA-2026:40068: Important: kernel security update



RHSA-2026:40425: Important: kernel update


An update for kernel is now available for Red Hat Enterprise Linux 9.6
Extended Update Support.

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.


RHSA-2026:40425: Important: kernel update



RHSA-2026:39976: Important: hplip security update


An update for hplip is now available for Red Hat Enterprise Linux 10.

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.


RHSA-2026:39976: Important: hplip security update



RHSA-2026:39879: Important: rhc security update


An update for rhc is now available for Red Hat Enterprise Linux 9.

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.


RHSA-2026:39879: Important: rhc security update



RHSA-2026:39868: Important: nodejs:24 security, bug fix, and enhancement update


An update for the nodejs:24 module is now available for Red Hat Enterprise Linux 8.

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.


RHSA-2026:39868: Important: nodejs:24 security, bug fix, and enhancement update



RHSA-2026:39798: Important: python3.9 security, bug fix, and enhancement update


An update for python3.9 is now available for Red Hat Enterprise Linux 9.

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.


RHSA-2026:39798: Important: python3.9 security, bug fix, and enhancement update