Red Hat Product Security released a batch of advisories rating multiple RHEL package updates as Important due to confirmed vulnerabilities. The patches cover libreswan, libreoffice, freerdp, tigervnc, grafana, dovecot, and go-fdo-server across Red Hat Enterprise Linux versions 8 through 10, including both standard channels and Extended Update Support releases. Each vulnerability includes a Common Vulnerability Scoring System base score that administrators can review alongside the linked CVE references to gauge risk levels.

RHSA-2026:46397: Important: libreswan security update
RHSA-2026:46387: Important: libreoffice security update
RHSA-2026:46389: Important: freerdp security update
RHSA-2026:46396: Important: libreswan security update
RHSA-2026:46382: Important: tigervnc security update
RHSA-2026:46391: Important: grafana security, bug fix, and enhancement update
RHSA-2026:46393: Important: freerdp security update
RHSA-2026:46381: Important: dovecot security update
RHSA-2026:46395: Important: go-fdo-server security update
RHSA-2026:46383: Important: freerdp security update
RHSA-2026:46377: Important: tigervnc security update
RHSA-2026:46379: Important: dovecot security update
RHSA-2026:46380: Important: dovecot security update

RHSA-2026:46397: Important: libreswan security update

An update for libreswan 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-2026:46397: Important: libreswan security update

RHSA-2026:46387: Important: libreoffice security update

An update for libreoffice 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-2026:46387: Important: libreoffice security update

RHSA-2026:46389: Important: freerdp security update

An update for freerdp 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-2026:46389: Important: freerdp security update

RHSA-2026:46396: Important: libreswan security update

An update for libreswan 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-2026:46396: Important: libreswan security update

RHSA-2026:46382: Important: tigervnc security update

An update for tigervnc 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-2026:46382: Important: tigervnc security update

RHSA-2026:46391: Important: grafana security, bug fix, and enhancement update

An update for grafana 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-2026:46391: Important: grafana security, bug fix, and enhancement update

RHSA-2026:46393: Important: freerdp security update

An update for freerdp 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-2026:46393: Important: freerdp security update

RHSA-2026:46381: Important: dovecot security update

An update for dovecot 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-2026:46381: Important: dovecot security update

RHSA-2026:46395: Important: go-fdo-server security update

An update for go-fdo-server 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-2026:46395: Important: go-fdo-server security update

RHSA-2026:46383: Important: freerdp security update

An update for freerdp 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-2026:46383: Important: freerdp security update

RHSA-2026:46377: Important: tigervnc security update

An update for tigervnc 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-2026:46377: Important: tigervnc security update

RHSA-2026:46379: Important: dovecot security update

An update for dovecot 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-2026:46379: Important: dovecot security update

RHSA-2026:46380: Important: dovecot security update

An update for dovecot 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-2026:46380: Important: dovecot security update