Red Hat 9399 Published by

Red Hat has released a series of security advisories covering numerous packages across its enterprise Linux platforms. These patches address vulnerabilities in essential software like the kernel, Python versions, Firefox, and sudo utilities. While most updates carry an important severity rating, a few kernel releases are marked as moderate. System administrators should install these fixes quickly to keep their environments secure and stable.

RHSA-2026:10756: Moderate: kernel-rt security update
RHSA-2026:10754: Important: RHUI 4.11.4 security update - python-pyOpenSSL
RHSA-2026:10745: Important: python3.12 security update
RHSA-2026:10741: Important: gdk-pixbuf2 security update
RHSA-2026:10739: Important: tigervnc security update
RHSA-2026:10735: Important: freerdp security update
RHSA-2026:10734: Important: freerdp security update
RHSA-2026:10709: Important: freerdp security update
RHSA-2026:10712: Important: git-lfs security update
RHSA-2026:10707: Important: gdk-pixbuf2 security update
RHSA-2026:10710: Important: pcs security update
RHSA-2026:10701: Important: yggdrasil-worker-package-manager security update
RHSA-2026:10949: Important: python3.9 security update
RHSA-2026:10951: Important: freerdp security update
RHSA-2026:10929: Important: rhc-worker-playbook security update
RHSA-2026:10774: Important: python3.11 security update
RHSA-2026:10766: Important: firefox security update
RHSA-2026:10758: Important: sudo security update
RHSA-2026:10757: Important: firefox security update
RHSA-2026:11313: Moderate: kernel security update
RHSA-2026:11077: Important: python3 security update
RHSA-2026:11062: Important: python3.11 security update
RHSA-2026:10996: Important: kernel security update
RHSA-2026:10950: Important: python3.12 security update




RHSA-2026:10756: Moderate: kernel-rt security update


An update for kernel-rt 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-2026:10756: Moderate: kernel-rt security update



RHSA-2026:10754: Important: RHUI 4.11.4 security update - python-pyOpenSSL


An updated version of Red Hat Update Infrastructure (RHUI) is now
available. RHUI 4.11.4 resolves a security vulnerability in pyOpenSSL.


RHSA-2026:10754: Important: RHUI 4.11.4 security update - python-pyOpenSSL



RHSA-2026:10745: Important: python3.12 security update


An update for python3.12 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-2026:10745: Important: python3.12 security update



RHSA-2026:10741: Important: gdk-pixbuf2 security update


An update for gdk-pixbuf2 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-2026:10741: Important: gdk-pixbuf2 security update



RHSA-2026:10739: Important: tigervnc security update


An update for tigervnc 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-2026:10739: Important: tigervnc security update



RHSA-2026:10735: Important: freerdp security update


An update for freerdp 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-2026:10735: Important: freerdp security update



RHSA-2026:10734: Important: freerdp security update


An update for freerdp 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-2026:10734: Important: freerdp security update



RHSA-2026:10709: 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-2026:10709: Important: freerdp security update



RHSA-2026:10712: Important: git-lfs security update


An update for git-lfs 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-2026:10712: Important: git-lfs security update



RHSA-2026:10707: Important: gdk-pixbuf2 security update


An update for gdk-pixbuf2 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-2026:10707: Important: gdk-pixbuf2 security update



RHSA-2026:10710: Important: pcs security update


An update for pcs 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-2026:10710: Important: pcs security update



RHSA-2026:10701: Important: yggdrasil-worker-package-manager security update


An update for yggdrasil-worker-package-manager 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-2026:10701: Important: yggdrasil-worker-package-manager security update



RHSA-2026:10949: Important: python3.9 security update


An update for python3.9 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-2026:10949: Important: python3.9 security update



RHSA-2026:10951: Important: freerdp security update


An update for freerdp is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical 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-2026:10951: Important: freerdp security update



RHSA-2026:10929: Important: rhc-worker-playbook security update


An update for rhc-worker-playbook 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-2026:10929: Important: rhc-worker-playbook security update



RHSA-2026:10774: Important: python3.11 security update


An update for python3.11 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-2026:10774: Important: python3.11 security update



RHSA-2026:10766: Important: firefox security update


An update for firefox 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-2026:10766: Important: firefox security update



RHSA-2026:10758: Important: sudo security update


An update for sudo 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-2026:10758: Important: sudo security update



RHSA-2026:10757: Important: firefox security update


An update for firefox 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-2026:10757: Important: firefox security update



RHSA-2026:11313: Moderate: 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 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-2026:11313: Moderate: kernel security update



RHSA-2026:11077: Important: python3 security update


An update for python3 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-2026:11077: Important: python3 security update



RHSA-2026:11062: Important: python3.11 security update


An update for python3.11 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-2026:11062: Important: python3.11 security update



RHSA-2026:10996: 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-2026:10996: Important: kernel security update



RHSA-2026:10950: Important: python3.12 security update


An update for python3.12 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-2026:10950: Important: python3.12 security update