Red Hat 9428 Published by

Red Hat has released a batch of security advisories addressing vulnerabilities across multiple RHEL versions and specialized service tracks. The patches cover essential software like Firefox, Samba, the Linux kernel, and OpenShift Container Platform with severity ratings ranging from critical down to moderate. Teams must apply these fixes immediately since the affected packages power both routine workstations and high stakes production environments. Detailed vulnerability scores are provided through Common Vulnerability Scoring System references so administrators can quickly assess risk levels before deploying the updates.

RHSA-2026:22712: Important: firefox security update
RHSA-2026:22711: Moderate: vim security update
RHSA-2026:22710: Moderate: libsoup security update
RHSA-2026:22733: Important: osbuild-composer security update
RHSA-2026:22716: Moderate: libsoup security update
RHSA-2026:22714: Important: osbuild-composer security update
RHSA-2026:22713: Important: rhc security update
RHSA-2026:22709: Important: osbuild-composer security update
RHSA-2026:22708: Important: firefox security update
RHSA-2026:22529: Moderate: libexif security update
RHSA-2026:22551: Moderate: mod_http2 security update
RHSA-2026:21655: Important: OpenShift Container Platform 4.18.43 packages and security update
RHSA-2026:22847: Important: firefox security update
RHSA-2026:22730: Moderate: vim security update
RHSA-2026:21702: Important: OpenShift Container Platform 4.20.24 bug fix and security update
RHSA-2026:21701: Moderate: OpenShift Container Platform 4.20.24 packages and security update
RHSA-2026:22900: Important: kernel-rt security update
RHSA-2026:22717: Moderate: vim security update
RHSA-2026:21656: Important: OpenShift Container Platform 4.18.43 bug fix and security update
RHSA-2026:22721: Important: expat security update
RHSA-2026:22715: Important: expat security update
RHSA-2026:23102: Important: delve security update
RHSA-2026:22987: Important: fence-agents security update
RHSA-2026:22963: Critical: samba security update
RHSA-2026:22957: Important: libcap security update
RHSA-2026:22940: Important: kernel security update
RHSA-2026:22937: Important: image-builder security update




RHSA-2026:22712: Important: firefox security update


An update for firefox 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-2026:22712: Important: firefox security update



RHSA-2026:22711: Moderate: vim security update


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

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-2026:22711: Moderate: vim security update



RHSA-2026:22710: Moderate: libsoup security update


An update for libsoup 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 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-2026:22710: Moderate: libsoup security update



RHSA-2026:22733: Important: osbuild-composer security update


An update for osbuild-composer is now available for Red Hat Enterprise Linux 9.4 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-2026:22733: Important: osbuild-composer security update



RHSA-2026:22716: Moderate: 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 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-2026:22716: Moderate: libsoup security update



RHSA-2026:22714: Important: osbuild-composer security update


An update for osbuild-composer 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-2026:22714: Important: osbuild-composer security update



RHSA-2026:22713: Important: rhc security update


An update for rhc is now available for Red Hat Enterprise Linux 10.0 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-2026:22713: Important: rhc security update



RHSA-2026:22709: Important: osbuild-composer security update


An update for osbuild-composer 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-2026:22709: Important: osbuild-composer security update



RHSA-2026:22708: Important: firefox security update


An update for firefox is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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-2026:22708: Important: firefox security update



RHSA-2026:22529: Moderate: libexif security update


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

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-2026:22529: Moderate: libexif security update



RHSA-2026:22551: Moderate: mod_http2 security update


An update for mod_http2 is now available for Red Hat Enterprise Linux 9.

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-2026:22551: Moderate: mod_http2 security update



RHSA-2026:21655: Important: OpenShift Container Platform 4.18.43 packages and security update


Red Hat OpenShift Container Platform release 4.18.43 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-2026:21655: Important: OpenShift Container Platform 4.18.43 packages and security update



RHSA-2026:22847: Important: firefox security update


An update for firefox 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-2026:22847: Important: firefox security update



RHSA-2026:22730: Moderate: vim security update


An update for vim 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-2026:22730: Moderate: vim security update



RHSA-2026:21702: Important: OpenShift Container Platform 4.20.24 bug fix and security update


Red Hat OpenShift Container Platform release 4.20.24 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-2026:21702: Important: OpenShift Container Platform 4.20.24 bug fix and security update



RHSA-2026:21701: Moderate: OpenShift Container Platform 4.20.24 packages and security update


Red Hat OpenShift Container Platform release 4.20.24 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 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-2026:21701: Moderate: OpenShift Container Platform 4.20.24 packages and security update



RHSA-2026:22900: Important: 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 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-2026:22900: Important: kernel-rt security update



RHSA-2026:22717: Moderate: vim security update


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

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-2026:22717: Moderate: vim security update



RHSA-2026:21656: Important: OpenShift Container Platform 4.18.43 bug fix and security update


Red Hat OpenShift Container Platform release 4.18.43 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 impactvof Important. A Common Vulnerability Scoring System (CVSS) base score,vwhich gives a detailed severity rating, is available for each vulnerabilityvfrom the CVE link(s) in the References section.


RHSA-2026:21656: Important: OpenShift Container Platform 4.18.43 bug fix and security update



RHSA-2026:22721: Important: expat security update


An update for expat 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-2026:22721: Important: expat security update



RHSA-2026:22715: Important: expat security update


An update for expat 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-2026:22715: Important: expat security update



RHSA-2026:23102: Important: delve security update


An update for delve 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-2026:23102: Important: delve security update



RHSA-2026:22987: Important: fence-agents security update


An update for fence-agents 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-2026:22987: Important: fence-agents security update



RHSA-2026:22963: Critical: samba security update


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

Red Hat Product Security has rated this update as having a security impact of Critical. 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-2026:22963: Critical: samba security update



RHSA-2026:22957: Important: libcap security update


An update for libcap 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-2026:22957: Important: libcap security update



RHSA-2026:22940: 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-2026:22940: Important: kernel security update



RHSA-2026:22937: Important: image-builder security update


An update for image-builder 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-2026:22937: Important: image-builder security update