Red Hat has released a batch of important security advisories addressing vulnerabilities across various RHEL editions and specialized service channels. These updates cover critical applications including LibRaw, Thunderbird, OpenSSH, BIND, OpenEXR, and the base Linux kernel. The notices specifically target dedicated update services tailored for SAP deployments and telecommunications networks alongside standard enterprise releases. Detailed severity ratings for every identified flaw are accessible through the official CVE links listed in each advisory document.

RHSA-2026:15924: Important: LibRaw security update
RHSA-2026:15925: Important: LibRaw security update
RHSA-2026:15892: Important: thunderbird security update
RHSA-2026:15893: Important: openssh security update
RHSA-2026:15890: Important: bind security update
RHSA-2026:15891: Important: openssh security update
RHSA-2026:15887: Important: openexr security update
RHSA-2026:15889: Important: thunderbird security update
RHSA-2026:15883: Important: kernel security update

RHSA-2026:15924: Important: LibRaw security update

An update for LibRaw 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-2026:15924: Important: LibRaw security update

RHSA-2026:15925: Important: LibRaw security update

An update for LibRaw 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-2026:15925: Important: LibRaw security update

RHSA-2026:15892: 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-2026:15892: Important: thunderbird security update

RHSA-2026:15893: Important: openssh security update

An update for openssh 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-2026:15893: Important: openssh security update

RHSA-2026:15890: Important: bind security update

An update for bind 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-2026:15890: Important: bind security update

RHSA-2026:15891: Important: openssh security update

An update for openssh 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-2026:15891: Important: openssh security update

RHSA-2026:15887: Important: openexr security update

An update for openexr 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-2026:15887: Important: openexr security update

RHSA-2026:15889: 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-2026:15889: Important: thunderbird security update

RHSA-2026:15883: Important: kernel security update

An update for kernel 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-2026:15883: Important: kernel security update