Red Hat 9446 Published by

Red Hat distributed multiple security advisories that update OpenShift Container Platform versions 4.13 and 4.12 alongside various Red Hat Enterprise Linux packages. These errata address critical, important, and moderate vulnerabilities across core infrastructure components including libxslt, PostgreSQL, Keycloak, and the runc container runtime.

RHSA-2026:26541: Important: OpenShift Container Platform 4.13.68 packages and security update
RHSA-2026:26542: Critical: OpenShift Container Platform 4.13.68 bug fix and security update
RHSA-2026:29900: Moderate: libpng security update
RHSA-2026:29814: Moderate: libxslt security update
RHSA-2026:29811: Moderate: libxslt security update
RHSA-2026:29867: Important: perl-IO-Compress security update
RHSA-2026:26527: Important: OpenShift Container Platform 4.12.92 packages and security update
RHSA-2026:29809: Moderate: libxslt security update
RHSA-2026:26528: Critical: OpenShift Container Platform 4.12.92 bug fix and security update
RHSA-2026:29151: Important: nginx:1.26 security update
RHSA-2026:29702: Important: runc security update
RHSA-2026:29212: Important: postgresql security update
RHSA-2026:29953: Important: postgresql security update
RHSA-2026:29952: Important: compat-poppler022 security update
RHSA-2026:29844: Important: tigervnc security update
RHSA-2026:29898: Moderate: libpng security update
RHSA-2026:29807: Moderate: libxslt security update
RHSA-2026:28147: Important: webkit2gtk3 security update
RHSA-2026:29940: Important: thunderbird security update
RHSA-2026:29980: Moderate: golang security, bug fix, and enhancement update
RHSA-2026:29975: Moderate: libxslt security update
RHSA-2026:30115: Important: perl-IO-Compress security update
RHSA-2026:30086: Important: perl-IO-Compress security update
RHSA-2026:30084: Important: Red Hat build of Keycloak 26.6.4 Images Security Update
RHSA-2026:30083: Important: Red Hat build of Keycloak 26.6.4 Security Update




RHSA-2026:26541: Important: OpenShift Container Platform 4.13.68 packages and security update


Red Hat OpenShift Container Platform release 4.13.68 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 4.13.

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-2026:26541: Important: OpenShift Container Platform 4.13.68 packages and security update



RHSA-2026:26542: Critical: OpenShift Container Platform 4.13.68 bug fix and security update


Red Hat OpenShift Container Platform release 4.13.68 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 4.13.

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-2026:26542: Critical: OpenShift Container Platform 4.13.68 bug fix and security update



RHSA-2026:29900: Moderate: libpng security update


An update for libpng 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-2026:29900: Moderate: libpng security update



RHSA-2026:29814: Moderate: libxslt security update


An update for libxslt 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 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-2026:29814: Moderate: libxslt security update



RHSA-2026:29811: Moderate: libxslt security update


An update for libxslt 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-2026:29811: Moderate: libxslt security update



RHSA-2026:29867: Important: perl-IO-Compress security update


An update for perl-IO-Compress 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-2026:29867: Important: perl-IO-Compress security update



RHSA-2026:26527: Important: OpenShift Container Platform 4.12.92 packages and security update


Red Hat OpenShift Container Platform release 4.12.92 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 4.12.

Red Hat Product Security has rated this update as having a security impact
of Low. 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-2026:26527: Important: OpenShift Container Platform 4.12.92 packages and security update



RHSA-2026:29809: Moderate: libxslt security update


An update for libxslt 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 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-2026:29809: Moderate: libxslt security update



RHSA-2026:26528: Critical: OpenShift Container Platform 4.12.92 bug fix and security update


Red Hat OpenShift Container Platform release 4.12.92 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 4.12.

Red Hat Product Security has rated this update as having a security impact
of Low. 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-2026:26528: Critical: OpenShift Container Platform 4.12.92 bug fix and security update



RHSA-2026:29151: Important: nginx:1.26 security update


An update for the nginx:1.26 module 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-2026:29151: Important: nginx:1.26 security update



RHSA-2026:29702: Important: runc security update


An update for runc 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-2026:29702: Important: runc security update



RHSA-2026:29212: Important: postgresql security update


An update for postgresql 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-2026:29212: Important: postgresql security update



RHSA-2026:29953: Important: postgresql security update


An update for postgresql 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-2026:29953: Important: postgresql security update



RHSA-2026:29952: Important: compat-poppler022 security update


An update for compat-poppler022 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-2026:29952: Important: compat-poppler022 security update



RHSA-2026:29844: Important: tigervnc security update


An update for tigervnc 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-2026:29844: Important: tigervnc security update



RHSA-2026:29898: Moderate: libpng security update


An update for libpng 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-2026:29898: Moderate: libpng security update



RHSA-2026:29807: Moderate: libxslt security update


An update for libxslt 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 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-2026:29807: Moderate: libxslt security update



RHSA-2026:28147: Important: webkit2gtk3 security update


An update for webkit2gtk3 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-2026:28147: Important: webkit2gtk3 security update



RHSA-2026:29940: Important: thunderbird security update


An update for thunderbird 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-2026:29940: Important: thunderbird security update



RHSA-2026:29980: Moderate: golang security, bug fix, and enhancement update


An update for golang 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-2026:29980: Moderate: golang security, bug fix, and enhancement update



RHSA-2026:29975: Moderate: libxslt security update


An update for libxslt 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-2026:29975: Moderate: libxslt security update



RHSA-2026:30115: Important: perl-IO-Compress security update


An update for perl-IO-Compress 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-2026:30115: Important: perl-IO-Compress security update



RHSA-2026:30086: Important: perl-IO-Compress security update


An update for perl-IO-Compress 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-2026:30086: Important: perl-IO-Compress security update



RHSA-2026:30084: Important: Red Hat build of Keycloak 26.6.4 Images Security Update


New images are available for Red Hat build of Keycloak 26.6.4 and
Red Hat build of Keycloak 26.6.4 Operator, running on OpenShift
Container Platform


RHSA-2026:30084: Important: Red Hat build of Keycloak 26.6.4 Images Security Update



RHSA-2026:30083: Important: Red Hat build of Keycloak 26.6.4 Security Update


New Red Hat build of Keycloak 26.6.4 packages are available from the Customer Portal


RHSA-2026:30083: Important: Red Hat build of Keycloak 26.6.4 Security Update