Red Hat 9343 Published by

Several updates are available for Red Hat Enterprise Linux to address various security vulnerabilities, including updates for brotli, kernel-rt, python3.9, fence-agents, and more. The updates have been rated with varying levels of severity by Red Hat Product Security, ranging from Moderate to Important, depending on the vulnerability's impact. Specific versions of Red Hat Enterprise Linux are affected, such as 8.4, 8.6, 8.8, and 9.0 Update Services for SAP Solutions.

RHSA-2026:2400: Important: brotli security update
RHSA-2026:2399: Important: brotli security update
RHSA-2026:2392: Moderate: python3.9 security update
RHSA-2026:2391: Moderate: python3 security update
RHSA-2026:2378: Moderate: kernel-rt security update
RHSA-2026:2490: Moderate: kernel security update
RHSA-2026:2486: Important: fence-agents security update
RHSA-2026:2483: Important: fence-agents security update
RHSA-2026:2470: Moderate: php:7.4 security update
RHSA-2026:2484: Important: pcs security update
RHSA-2026:2441: Important: go-toolset:rhel8 security update
RHSA-2026:2420: Important: nodejs:24 security update
RHSA-2026:2422: Important: nodejs:20 security update
RHSA-2026:2419: Moderate: python3.12 security update
RHSA-2026:2438: Important: pcs security update
RHSA-2026:2082: Moderate: OpenShift Container Platform 4.21.1 packages and security update
RHSA-2026:2410: Important: libsoup3 security update
RHSA-2026:2402: Important: libsoup security update
RHSA-2026:2401: Important: brotli security update
RHSA-2026:2396: Important: libsoup security update
RHSA-2026:2393: Moderate: python3.9 security update
RHSA-2026:2389: Important: brotli security update
RHSA-2026:2469: Important: pcs security update
RHSA-2026:2455: Important: brotli security update
RHSA-2026:2465: Important: pcs security update
RHSA-2026:2462: Important: pcs security update
RHSA-2026:2460: Important: resource-agents security update
RHSA-2026:2452: Important: pcs security update
RHSA-2026:2449: Moderate: iperf3 security update
RHSA-2026:2448: Moderate: iperf3 security update
RHSA-2026:2421: Important: nodejs:22 security update
RHSA-2026:2453: Important: resource-agents security update
RHSA-2026:2072: Important: OpenShift Container Platform 4.18.33 bug fix and security update
RHSA-2026:2077: Important: OpenShift Container Platform 4.20.14 bug fix and security update




RHSA-2026:2400: Important: brotli security update


An update for brotli is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

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-2026:2400: Important: brotli security update



RHSA-2026:2399: Important: brotli security update


An update for brotli 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-2026:2399: Important: brotli security update



RHSA-2026:2392: Moderate: python3.9 security update


An update for python3.9 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-2026:2392: Moderate: python3.9 security update



RHSA-2026:2391: Moderate: python3 security update


An update for python3 is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2391: Moderate: python3 security update



RHSA-2026:2378: Moderate: kernel-rt security update


An update for kernel-rt is now available for Red Hat Enterprise Linux 8.

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-2026:2378: Moderate: kernel-rt security update



RHSA-2026:2490: Moderate: kernel security update


An update for kernel is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2490: Moderate: kernel security update



RHSA-2026:2486: Important: fence-agents security update


An update for fence-agents is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2486: Important: fence-agents security update



RHSA-2026:2483: Important: fence-agents security update


An update for fence-agents 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-2026:2483: Important: fence-agents security update



RHSA-2026:2470: Moderate: php:7.4 security update


An update for the php:7.4 module is now available for Red Hat Enterprise Linux 8.

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-2026:2470: Moderate: php:7.4 security update



RHSA-2026:2484: Important: pcs security update


An update for pcs is now available for Red Hat Enterprise Linux 9.0 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-2026:2484: Important: pcs security update



RHSA-2026:2441: Important: go-toolset:rhel8 security update


An update for the go-toolset:rhel8 module is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

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-2026:2441: Important: go-toolset:rhel8 security update



RHSA-2026:2420: Important: nodejs:24 security 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-2026:2420: Important: nodejs:24 security update



RHSA-2026:2422: Important: nodejs:20 security update


An update for the nodejs:20 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-2026:2422: Important: nodejs:20 security update



RHSA-2026:2419: Moderate: 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 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-2026:2419: Moderate: python3.12 security update



RHSA-2026:2438: Important: pcs security update


An update for pcs 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-2026:2438: Important: pcs security update



RHSA-2026:2082: Moderate: OpenShift Container Platform 4.21.1 packages and security update


Red Hat OpenShift Container Platform release 4.21.1 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.21.

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-2026:2082: Moderate: OpenShift Container Platform 4.21.1 packages and security update



RHSA-2026:2410: Important: libsoup3 security update


An update for libsoup3 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-2026:2410: Important: libsoup3 security update



RHSA-2026:2402: Important: libsoup security update


An update for libsoup 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-2026:2402: Important: libsoup security update



RHSA-2026:2401: Important: brotli security update


An update for brotli is now available for Red Hat Enterprise Linux 8.2 Advanced 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-2026:2401: Important: brotli security update



RHSA-2026:2396: Important: libsoup security update


An update for libsoup is now available for Red Hat Enterprise Linux 8.2 Advanced 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-2026:2396: Important: libsoup security update



RHSA-2026:2393: Moderate: python3.9 security update


An update for python3.9 is now available for Red Hat Enterprise Linux 9.0 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-2026:2393: Moderate: python3.9 security update



RHSA-2026:2389: Important: brotli security update


An update for brotli 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-2026:2389: Important: brotli security update



RHSA-2026:2469: Important: pcs security update


An update for pcs is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2469: Important: pcs security update



RHSA-2026:2455: Important: brotli security update


An update for brotli is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2455: Important: brotli security update



RHSA-2026:2465: Important: pcs security update


An update for pcs is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

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-2026:2465: Important: pcs security update



RHSA-2026:2462: Important: pcs security update


An update for pcs 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-2026:2462: Important: pcs security update



RHSA-2026:2460: Important: resource-agents security update


An update for resource-agents is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service.

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-2026:2460: Important: resource-agents security update



RHSA-2026:2452: Important: pcs security update


An update for pcs 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-2026:2452: Important: pcs security update



RHSA-2026:2449: Moderate: iperf3 security update


An update for iperf3 is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2449: Moderate: iperf3 security update



RHSA-2026:2448: Moderate: iperf3 security update


An update for iperf3 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 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-2026:2448: Moderate: iperf3 security update



RHSA-2026:2421: Important: nodejs:22 security update


An update for the nodejs:22 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-2026:2421: Important: nodejs:22 security update



RHSA-2026:2453: Important: resource-agents security update


An update for resource-agents is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service.

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-2026:2453: Important: resource-agents security update



RHSA-2026:2072: Important: OpenShift Container Platform 4.18.33 bug fix and security update


Red Hat OpenShift Container Platform release 4.18.33 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.18.

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-2026:2072: Important: OpenShift Container Platform 4.18.33 bug fix and security update



RHSA-2026:2077: Important: OpenShift Container Platform 4.20.14 bug fix and security update


Red Hat OpenShift Container Platform release 4.20.14 is now available with
updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container
Platform 4.20.

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-2026:2077: Important: OpenShift Container Platform 4.20.14 bug fix and security update