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Red Hat recently published a large collection of security advisories that target numerous software packages across several Linux distributions. IT teams running RHEL 8, 9, or 10 need to install these fixes quickly because they patch core utilities like kernel modules, database servers, and container platforms. Some vulnerabilities carry only a low risk rating while others reach critical levels, so administrators should carefully check the CVSS scores before deploying changes. Ignoring these errata could leave production networks exposed to known exploits that threat actors frequently target.

RHSA-2026:23254: Important: tigervnc security update
RHSA-2026:23231: Important: unbound security update
RHSA-2026:23222: Important: libsndfile security update
RHSA-2026:23221: Important: libsndfile security update
RHSA-2026:23103: Important: delve security update
RHSA-2026:22969: Important: fence-agents security update
RHSA-2026:23259: Important: kernel-rt security update
RHSA-2026:23395: Important: kernel security update
RHSA-2026:22964: Important: kernel security update
RHSA-2026:23360: Important: bind9.16 security update
RHSA-2026:23228: Important: image-builder security update
RHSA-2026:21695: Important: OpenShift Container Platform 4.12.91 bug fix and security update
RHSA-2026:21690: Important: OpenShift Container Platform 4.13.67 bug fix and security update
RHSA-2026:23388: Important: php security update
RHSA-2026:23329: Important: kernel security update
RHSA-2026:23332: Moderate: mysql security update
RHSA-2026:23230: Important: expat security update
RHSA-2026:23229: Important: redis security update
RHSA-2026:23224: Important: kernel security update
RHSA-2026:23258: Important: kernel security update
RHSA-2026:23223: Important: libsndfile security update
RHSA-2026:23255: Important: tigervnc security update
RHSA-2026:22970: Important: fence-agents security update
RHSA-2026:23237: Important: kernel security update
RHSA-2026:23496: Important: tigervnc security update
RHSA-2026:23469: Important: kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, and kpatch-patch-5_14_0-284_158_1 ...
RHSA-2026:23468: Important: kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update
RHSA-2026:23470: Important: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 secu ...
RHSA-2026:23471: Important: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_89_1, and kpatch-patch-4_18_0-477_97_1 se ...
RHSA-2026:23417: Important: flatpak security update
RHSA-2026:23418: Important: flatpak security update
RHSA-2026:23419: Important: flatpak security update
RHSA-2026:23420: Important: flatpak security update




RHSA-2026:23254: 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-2026:23254: Important: tigervnc security update



RHSA-2026:23231: Important: unbound security update


An update for unbound 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-2026:23231: Important: unbound security update



RHSA-2026:23222: Important: libsndfile security update


An update for libsndfile 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-2026:23222: Important: libsndfile security update



RHSA-2026:23221: Important: libsndfile security update


An update for libsndfile 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-2026:23221: Important: libsndfile security update



RHSA-2026:23103: Important: delve security update


An update for delve 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-2026:23103: Important: delve security update



RHSA-2026:22969: Important: fence-agents security update


An update for fence-agents 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-2026:22969: Important: fence-agents security update



RHSA-2026:23259: Important: kernel-rt security update


An update for kernel-rt 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-2026:23259: Important: kernel-rt security update



RHSA-2026:23395: Important: kernel security update


An update for kernel is now available for NVIDIA for RHEL 10.

Red Hat Product Security has rated this update as having a security impact of Critical. 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-2026:23395: Important: kernel security update



RHSA-2026:22964: Important: kernel security update


An update for kernel 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-2026:22964: Important: kernel security update



RHSA-2026:23360: Important: bind9.16 security update


An update for bind9.16 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-2026:23360: Important: bind9.16 security update



RHSA-2026:23228: Important: image-builder security update


An update for image-builder 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-2026:23228: Important: image-builder security update



RHSA-2026:21695: Important: OpenShift Container Platform 4.12.91 bug fix and security update


Red Hat OpenShift Container Platform release 4.12.91 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 4.12.

Red Hat Product Security has rated this update as having a security impact
of Low. 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-2026:21695: Important: OpenShift Container Platform 4.12.91 bug fix and security update



RHSA-2026:21690: Important: OpenShift Container Platform 4.13.67 bug fix and security update


Red Hat OpenShift Container Platform release 4.13.67 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 4.13.

Red Hat Product Security has rated this update as having a security impact
of Low. 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-2026:21690: Important: OpenShift Container Platform 4.13.67 bug fix and security update



RHSA-2026:23388: Important: php security update


An update for php 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-2026:23388: Important: php security update



RHSA-2026:23329: 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-2026:23329: Important: kernel security update



RHSA-2026:23332: Moderate: mysql security update


An update for mysql 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-2026:23332: Moderate: mysql security update



RHSA-2026:23230: Important: expat security update


An update for expat 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-2026:23230: Important: expat security update



RHSA-2026:23229: Important: redis security update


An update for redis 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-2026:23229: Important: redis security update



RHSA-2026:23224: Important: kernel security update


An update for kernel 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-2026:23224: Important: kernel security update



RHSA-2026:23258: Important: kernel security update


An update for kernel 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-2026:23258: Important: kernel security update



RHSA-2026:23223: Important: libsndfile security update


An update for libsndfile 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-2026:23223: Important: libsndfile security update



RHSA-2026:23255: Important: tigervnc security update


An update for tigervnc 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-2026:23255: Important: tigervnc security update



RHSA-2026:22970: Important: fence-agents security update


An update for fence-agents 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-2026:22970: Important: fence-agents security update



RHSA-2026:23237: Important: kernel security update


An update for kernel 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-2026:23237: Important: kernel security update



RHSA-2026:23496: Important: tigervnc security update


An update for tigervnc is now available for Red Hat Enterprise Linux 6 Extended Lifecycle Support - EXTENSION.

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-2026:23496: Important: tigervnc security update



RHSA-2026:23469: Important: kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, and kpatch-patch-5_14_0-284_158_1 ...


An update for multiple packages 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-2026:23469: Important: kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_148_1, and kpatch-patch-5_14_0-284_158_1 ...



RHSA-2026:23468: Important: kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update


An update for multiple packages 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-2026:23468: Important: kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update



RHSA-2026:23470: Important: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 secu ...


An update for multiple packages 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-2026:23470: Important: kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_40_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 secu ...



RHSA-2026:23471: Important: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_89_1, and kpatch-patch-4_18_0-477_97_1 se ...


An update for multiple packages is now available for Red Hat Enterprise Linux 8.8 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-2026:23471: Important: kpatch-patch-4_18_0-477_107_1, kpatch-patch-4_18_0-477_120_1, kpatch-patch-4_18_0-477_130_1, kpatch-patch-4_18_0-477_89_1, and kpatch-patch-4_18_0-477_97_1 se ...



RHSA-2026:23417: Important: flatpak security update


An update for flatpak 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-2026:23417: Important: flatpak security update



RHSA-2026:23418: Important: flatpak security update


An update for flatpak 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-2026:23418: Important: flatpak security update



RHSA-2026:23419: Important: flatpak security update


An update for flatpak 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-2026:23419: Important: flatpak security update



RHSA-2026:23420: Important: flatpak security update


An update for flatpak 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-2026:23420: Important: flatpak security update