Red Hat has released a batch of security advisories covering several key software packages across multiple RHEL versions and specialized platforms. The updates target widely used tools like OpenSSH, Thunderbird, the Linux kernel, and Ansible Automation Platform while addressing vulnerabilities rated as important or moderate by product security teams. Administrators should review the detailed CVSS scores linked to each CVE reference before applying these patches to their systems. These releases ensure that critical infrastructure remains protected against newly discovered flaws across both standard enterprise distributions and extended support environments.

RHSA-2026:13414: Important: tigervnc security update
RHSA-2026:13412: Important: thunderbird security update
RHSA-2026:13383: Important: openssh security update
RHSA-2026:13380: Important: openssh security update
RHSA-2026:13342: Important: thunderbird security update
RHSA-2026:13515: Moderate: freeipmi security update
RHSA-2026:13508: Important: Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update
RHSA-2026:13533: Important: thunderbird security update
RHSA-2026:11720: Important: Red Hat build of Quarkus 3.20.6.SP1 security update
RHSA-2026:13571: Critical: Streams for Apache Kafka 3.2.0 release and security update
RHSA-2026:13566: Important: kernel security update
RHSA-2026:13565: Important: kernel security update
RHSA-2026:13537: Important: thunderbird security update
RHSA-2026:13512: Important: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update
RHSA-2026:13498: Important: dovecot security update
RHSA-2026:13381: Important: openssh security update

RHSA-2026:13414: Important: tigervnc security update

An update for tigervnc 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-2026:13414: Important: tigervnc security update

RHSA-2026:13412: 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-2026:13412: Important: thunderbird security update

RHSA-2026:13383: Important: openssh security update

An update for openssh 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-2026:13383: Important: openssh security update

RHSA-2026:13380: Important: openssh security update

An update for openssh 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-2026:13380: Important: openssh security update

RHSA-2026:13342: Important: thunderbird security update

An update for thunderbird 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-2026:13342: Important: thunderbird security update

RHSA-2026:13515: Moderate: freeipmi security update

An update for freeipmi 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-2026:13515: Moderate: freeipmi security update

RHSA-2026:13508: Important: Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update

An update is now available for Red Hat Ansible Automation Platform 2.6

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-2026:13508: Important: Red Hat Ansible Automation Platform 2.6 Product Security and Bug Fix Update

RHSA-2026:13533: Important: thunderbird security update

An update for thunderbird 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-2026:13533: Important: thunderbird security update

RHSA-2026:11720: Important: Red Hat build of Quarkus 3.20.6.SP1 security update

An update is now available for Red Hat build of Quarkus.

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. For more information, see the CVE links in the References section.

RHSA-2026:11720: Important: Red Hat build of Quarkus 3.20.6.SP1 security update

RHSA-2026:13571: Critical: Streams for Apache Kafka 3.2.0 release and security update

Streams for Apache Kafka 3.2.0 is now available from the Red Hat Customer Portal.

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-2026:13571: Critical: Streams for Apache Kafka 3.2.0 release and security update

RHSA-2026:13566: Important: kernel security update

An update for kernel 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-2026:13566: Important: kernel security update

RHSA-2026:13565: Important: kernel security update

An update for kernel 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-2026:13565: Important: kernel security update

RHSA-2026:13537: Important: thunderbird security update

An update for thunderbird 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-2026:13537: Important: thunderbird security update

RHSA-2026:13512: 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-2026:13512: Important: Red Hat Ansible Automation Platform 2.5 Product Security and Bug Fix Update

RHSA-2026:13498: Important: dovecot security update

An update for dovecot 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-2026:13498: Important: dovecot security update

RHSA-2026:13381: Important: openssh security update

An update for openssh 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-2026:13381: Important: openssh security update