Red Hat Enterprise Linux has received several security updates, including a moderate Ghostscript update, a kernel-rt security update, an OpenShift Container Platform 4.14.51 bug fix, and a Thunderbird security update:

RHSA-2025:4362: Moderate: ghostscript security update
RHSA-2025:4340: Important: kernel-rt security update
RHSA-2025:4177: Important: OpenShift Container Platform 4.14.51 bug fix and security update
RHSA-2025:4389: Important: thunderbird security update

RHSA-2025:4362: Moderate: ghostscript security update

An update for ghostscript is now available for Red Hat Enterprise Linux 8.

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-2025:4362: Moderate: ghostscript security update

RHSA-2025:4340: Important: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 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-2025:4340: Important: kernel-rt security update

RHSA-2025:4177: Important: OpenShift Container Platform 4.14.51 bug fix and security update

Red Hat OpenShift Container Platform release 4.14.51 is now available with updates to packages and images that fix several bugs and add enhancements.

This release includes a security update for Red Hat OpenShift Container Platform 4.14.

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-2025:4177: Important: OpenShift Container Platform 4.14.51 bug fix and security update

RHSA-2025:4389: 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-2025:4389: Important: thunderbird security update