Red Hat has released a batch of security advisories addressing vulnerabilities across multiple enterprise packages. These updates target critical applications like Firefox and OpenSSH alongside system tools such as Tigervnc and Samba on various RHEL support tracks. Most advisories carry an Important severity rating, while a few moderate fixes cover libraries like libxml2 and mod_http2. Administrators should review the provided CVE references to apply the necessary patches before potential exploitation occurs.

RHSA-2026:22424: Important: tigervnc security update
RHSA-2026:22420: Moderate: libxml2 security update
RHSA-2026:22408: Important: firefox security update
RHSA-2026:22410: Important: firefox security update
RHSA-2026:22564: Important: openssh update
RHSA-2026:22553: Moderate: libexif security update
RHSA-2026:22528: Moderate: mod_http2 security update
RHSA-2026:22644: Important: samba security update
RHSA-2026:22643: Important: thunderbird security update
RHSA-2026:22649: Important: php8.4 security update
RHSA-2026:22648: Important: openssh security update
RHSA-2026:22468: Important: openssh security update
RHSA-2026:22619: Important: Red Hat Data Grid 8.6.1 security update
RHSA-2026:22456: Important: tigervnc security update
RHSA-2026:22453: Important: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available (RHBQ 3.33.1.GA)
RHSA-2026:22450: Important: osbuild-composer security update
RHSA-2026:22409: Important: firefox security update

RHSA-2026:22424: Important: tigervnc security update

An update for tigervnc 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-2026:22424: Important: tigervnc security update

RHSA-2026:22420: Moderate: libxml2 security update

An update for libxml2 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 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-2026:22420: Moderate: libxml2 security update

RHSA-2026:22408: Important: firefox security update

An update for firefox 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-2026:22408: Important: firefox security update

RHSA-2026:22410: Important: firefox security update

An update for firefox 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-2026:22410: Important: firefox security update

RHSA-2026:22564: Important: openssh update

An update for openssh 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-2026:22564: Important: openssh update

RHSA-2026:22553: Moderate: libexif security update

An update for libexif 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-2026:22553: Moderate: libexif security update

RHSA-2026:22528: Moderate: mod_http2 security update

An update for mod_http2 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-2026:22528: Moderate: mod_http2 security update

RHSA-2026:22644: Important: samba security update

An update for samba 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-2026:22644: Important: samba security update

RHSA-2026:22643: 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-2026:22643: Important: thunderbird security update

RHSA-2026:22649: Important: php8.4 security update

An update for php8.4 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-2026:22649: Important: php8.4 security update

RHSA-2026:22648: Important: openssh security update

An update for openssh 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-2026:22648: Important: openssh security update

RHSA-2026:22468: Important: openssh security update

An update for openssh 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-2026:22468: Important: openssh security update

RHSA-2026:22619: Important: Red Hat Data Grid 8.6.1 security update

An update for Red Hat Data Grid 8 is now available.

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-2026:22619: Important: Red Hat Data Grid 8.6.1 security update

RHSA-2026:22456: Important: tigervnc security update

An update for tigervnc 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-2026:22456: Important: tigervnc security update

RHSA-2026:22453: Important: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available (RHBQ 3.33.1.GA)

An update for Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available (RHBQ 3.33.1.GA).
The purpose of this text-only errata is to inform you about the enhancements that improve your developer experience and ensure the security and stability of your products.
Red Hat Product Security has rated this update as having a security impact of Important.

RHSA-2026:22453: Important: Red Hat Build of Apache Camel 4.18 for Quarkus 3.33 update is now available (RHBQ 3.33.1.GA)

RHSA-2026:22450: Important: osbuild-composer security update

An update for osbuild-composer 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-2026:22450: Important: osbuild-composer security update

RHSA-2026:22409: Important: firefox security update

An update for firefox 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-2026:22409: Important: firefox security update