RLSA-2026:53329 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: cxl/port: Fix use after free of parentport in cxldetachep CVE-2026-31530 kernel: xen: AMD Zen 2 Processors: Privilege escalation via improper CPU cache isolation CVE-2025-54518 kernel:...

Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: bind: bind-9.20.26-0.1.hum1 aarch64, x8664 bind-chroot-9.20.26-0.1.hum1 aarch64, x8664 bind-devel-9.20.26-0.1.hum1 aarch64, x8664 bind-dnssec-utils-9.20.26-0.1.hum1 aarch64, x8664...

Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update

An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: libssh2: libssh2-1.11.1-10.4.hum1 aarch64, x8664 libssh2-devel-1.11.1-10.4.hum1 aarch64, x8664 libssh2-docs-1.11.1-10.4.hum1 noarch libssh2-1.11.1-10.4.hum1.src src Security Fixes: libssh2:...

CVE-2026-73122

A flaw was found in the multicloud-operators-channel component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a compromised agent from a managed cluster to gain unauthorized access to sensitive information. Specifically, the agent can read all Secrets and ConfigMaps withi...

CVE-2026-70398

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement 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...

CVE-2026-64927

A flaw was found in the multicloud-operators-channel component. This vulnerability allows a user with specific permissions to manipulate how the system handles sensitive information, known as Secrets, across different parts of the system namespaces. By exploiting this, an attacker can modify thes...

EUVD-2026-57060

A flaw was found in the multicloud-operators-channel component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a compromised agent from a managed cluster to gain unauthorized access to sensitive information. Specifically, the agent can read all Secrets and ConfigMaps withi...

CVE-2026-73122 Multicloud-operators-channel: multicloud-operators-channel: auto-generated role grants every managed-cluster agent secrets:get,list,watch in channel namespaces

A flaw was found in the multicloud-operators-channel component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a compromised agent from a managed cluster to gain unauthorized access to sensitive information. Specifically, the agent can read all Secrets and ConfigMaps withi...

EUVD-2026-57058

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

CVE-2026-70398

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

CVE-2026-70398

CVE-2026-70398 — Normal mode Affected product/area: Red Hat Advanced Cluster Management (RHACM) with the multicloud-integrations component. The issue lies in the GitOpsCluster controller, where an authenticated tenant can manipulate the argoserver/argosamespace logic to write or redirect spoke cl...

CVE-2026-70398

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

Important: Red Hat Security Advisory: kernel security update

An update for kernel 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 Vulnerabilit...

CVE-2026-73122: Improper Privilege Management

A flaw was found in the multicloud-operators-channel component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a compromised agent from a managed cluster to gain unauthorized access to sensitive information. Specifically, the agent can read all Secrets and ConfigMaps withi...

CVE-2026-72508: Execution with Unnecessary Privileges

A flaw was found in the multicloud-operators-subscription component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows a namespace-admin tenant to perform a confused-deputy attack by creating Subscription Custom Resources CRs that leverage a highly privileged ServiceAccount S...

CVE-2026-70398: Unintended Proxy or Intermediary

A flaw was found in multicloud-integrations, a component of Red Hat Advanced Cluster Management RHACM. This vulnerability allows an authenticated user, referred to as a tenant, to manipulate the GitOpsCluster controller. By exploiting this, a tenant can redirect sensitive spoke cluster bearer...

PT-2026-70967

Name of the Vulnerable Software and Affected Versions multicloud-operators-channel affected versions not specified Description A flaw in the multicloud-operators-channel component allows a user with specific permissions to manipulate the handling of Secrets across different namespaces. This issue...

PT-2026-70971

Name of the Vulnerable Software and Affected Versions Red Hat Advanced Cluster Management affected versions not specified Description A flaw in the multicloud-operators-channel component allows a compromised agent from a managed cluster to obtain unauthorized access to sensitive information. The...

RHEL 9 : ldns (RHSA-2026:54254)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:54254 advisory. The ldns packages contain a library with the aim to simplify DNS programming in C. All low-level DNS/DNSSEC operations are supported. We also define...