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Red Hat has released several security updates for its products, including glib2, RHUI 4.11.3, Python 3.9, curl, OpenSSL, Thunderbird, gnupg2, and kernel. These updates have been rated as having a Moderate or Important security impact by Red Hat Product Security, with a Common Vulnerability Scoring System (CVSS) base score available for each vulnerability. The updates are available for various versions of Red Hat Enterprise Linux, including 8.4 Advanced Mission Critical Update Support, 9, and 10.0 Extended Update Support.

RHSA-2026:1465: Moderate: glib2 security update
RHSA-2026:1485: Important: RHUI 4.11.3 security update - python-urllib3
RHSA-2026:1478: Moderate: python3.9 security update
RHSA-2026:1477: Moderate: curl security update
RHSA-2026:1473: Important: openssl security update
RHSA-2026:1475: Moderate: openssl security update
RHSA-2026:1471: Important: thunderbird security update
RHSA-2026:1468: Important: gnupg2 security update
RHSA-2026:1487: Important: thunderbird security update
RHSA-2026:1472: Important: openssl security update
RHSA-2026:1494: Important: kernel security update
RHSA-2026:1506: Important: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update
RHSA-2026:1511: Important: gimp security update
RHSA-2026:1509: Important: spice-client-win security update
RHSA-2026:1512: Important: kernel security update
RHSA-2026:1519: Important: openssl security update
RHSA-2026:1518: Important: grafana-pcp security update
RHSA-2026:1503: Important: openssl security update
RHSA-2026:1496: Important: openssl security update
RHSA-2026:1497: Important: Red Hat Ansible Automation Platform 2.4 Product Security and Bug Fix Update
RHSA-2026:1495: Important: kernel-rt security update



RHSA-2026:1465: Moderate: glib2 security update


An update for glib2 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-2026:1465: Moderate: glib2 security update



RHSA-2026:1485: Important: RHUI 4.11.3 security update - python-urllib3


An updated version of Red Hat Update Infrastructure (RHUI) is now
available. RHUI 4.11.3 resolves several security vulnerabilities.


RHSA-2026:1485: Important: RHUI 4.11.3 security update - python-urllib3



RHSA-2026:1478: Moderate: python3.9 security 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 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-2026:1478: Moderate: python3.9 security update



RHSA-2026:1477: Moderate: curl security update


An update for curl 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-2026:1477: Moderate: curl security update



RHSA-2026:1473: Important: openssl security update


An update for openssl 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-2026:1473: Important: openssl security update



RHSA-2026:1475: Moderate: openssl security update


An update for openssl 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-2026:1475: Moderate: openssl security update



RHSA-2026:1471: Important: thunderbird security update


An update for thunderbird 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-2026:1471: Important: thunderbird security update



RHSA-2026:1468: Important: gnupg2 security update


An update for gnupg2 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-2026:1468: Important: gnupg2 security update



RHSA-2026:1487: Important: thunderbird security update


An update for thunderbird 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-2026:1487: Important: thunderbird security update



RHSA-2026:1472: Important: openssl security update


An update for openssl 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-2026:1472: Important: openssl security update



RHSA-2026:1494: Important: kernel security update


An update for kernel 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-2026:1494: Important: kernel security update



RHSA-2026:1506: Important: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update


An update is now available for Red Hat Ansible Automation Platform 2.5

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-2026:1506: Important: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update



RHSA-2026:1511: Important: gimp security update


An update for gimp 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-2026:1511: Important: gimp security update



RHSA-2026:1509: Important: spice-client-win security update


An update for spice-client-win 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-2026:1509: Important: spice-client-win security update



RHSA-2026:1512: Important: kernel security update


An update for kernel 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-2026:1512: Important: kernel security update



RHSA-2026:1519: Important: openssl security update


An update for openssl is now available for Red Hat Enterprise Linux 9.4 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-2026:1519: Important: openssl security update



RHSA-2026:1518: Important: grafana-pcp security update


An update for grafana-pcp 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-2026:1518: Important: grafana-pcp security update



RHSA-2026:1503: Important: openssl security update


An update for openssl 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-2026:1503: Important: openssl security update



RHSA-2026:1496: Important: openssl security update


An update for openssl 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-2026:1496: Important: openssl security update



RHSA-2026:1497: Important: Red Hat Ansible Automation Platform 2.4 Product Security and Bug Fix Update


An update is now available for Red Hat Ansible Automation Platform 2.4

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-2026:1497: Important: Red Hat Ansible Automation Platform 2.4 Product Security and Bug Fix Update



RHSA-2026:1495: Important: kernel-rt security update


An update for kernel-rt 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-2026:1495: Important: kernel-rt security update