Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.13.11 security update

Red Hat Advanced Cluster Management for Kubernetes v2.13 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.15.6 security update

Red Hat Advanced Cluster Management for Kubernetes v2.15 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.11.11 security update

Red Hat Advanced Cluster Management for Kubernetes v2.11 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.17.1 security update

Red Hat Advanced Cluster Management for Kubernetes v2.17 general availability release images, which provide security fixes, bug fixes, and updated container images. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS...

Security Bulletin: RMC daemon (part of Reliable Scalable Cluster Technology) is vulnerable to Denial-of-Service attack

Summary RMC daemon part of Reliable Scalable Cluster Technology is vulnerable for Denial-of-Service attack while handling malformed packets during a RMCAPI session establishement. Vulnerability Details CVEID:CVE-2026-14514 DESCRIPTION: IBM Reliable Scalable Cluster Technology RSCT 3.0 could allow...

PT-2026-82334

Name of the Vulnerable Software and Affected Versions KubePi versions prior to 2.0.1 Description Cluster-scoped APIs do not consistently validate per-cluster access. This allows an authenticated user with cluster management permissions to operate on clusters outside their granted scope. Because t...

Wazuh Server 3.9.0 < 4.14.5 DoS (CVE-2026-44253)

The version of Wazuh Server on the remote host is at least 3.9.0 and prior to 4.14.5. It is, therefore, affected by a denial of service vulnerability: - The cluster protocol allows an authenticated cluster node to exhaust memory on the master. The receivestr method accepts an attacker-controlled...

Wazuh Server 4.0.0 < 4.14.5 Incorrect Authorization (CVE-2026-44252)

The version of Wazuh Server on the remote host is at least 4.0.0 and prior to 4.14.5. It is, therefore, affected by an incorrect authorization vulnerability: - A low-privilege read-only API user with manager:read permission can retrieve the cluster key from ossec.conf. An attacker can use the...

Wazuh Server 4.0.0 < 4.14.6 Multiple Vulnerabilities

The version of Wazuh Server on the remote host is at least 4.0.0 and prior to 4.14.6. It is, therefore, affected by multiple vulnerabilities, including: - cluster.unmergeinfo constructs paths from peer-controlled mergetype and name values in a merged synchronization archive. A cluster peer holdin...

Important: Red Hat Security Advisory: RHACS 4.11.3 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Important: Red Hat Security Advisory: RHACS 4.9.11 security and bug fix update

Updated images are now available for Red Hat Advanced Cluster Security RHACS, which typically include new features, bug fixes, and/or security patches. See the release notes link in the references section for a description of the fixes and enhancements in this particular release...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ocfs2: dlmfs: Fixed error handling for userdlmdestroyLock. When userdlmdestroyLock fails, it does not clean up the flags it set before exiting. For the USERLOCKINTEARDOWN condition, if this function fails because the lock is...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Added bounds checking to ocfs2checkdirentry. This adds sanity checks for ocfs2direntry to ensure that all members of ocfs2direntry do not go beyond the valid memory region...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fix for defragmentation path triggering jbd2 assertion. Code paths: - ocfs2ioctlmoveextents - ocfs2moveextents - ocfs2defragextent - ocfs2moveextent - + ocfs2journalaccessdi - + ocfs2splitextent // Sub-path calls...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to avoid updating the compression context during writeback Bai, Shuangpeng reported a bug as follows: Oops: division error: 0000 1 SMP KASAN PTI CPU: 0 UID: 0 PID: 11441 Comm: syz.0.46 Not tainted 6.17.0 1 PREEMPTfull...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Clearing the extent cache after moving/defragmenting extents The extent map cache can become stale when extents are moved or defragmented, causing subsequent operations to see outdated extent flags. This triggers a BUGON i...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: This issue prevents UBSAN errors occurring in truesectorsperclst. The syzbot reported the following UBSAN error: 76.901829 T6677 ================================================================================ 76.903908...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: The BUG function was replaced with ocfs2error in ocfs2MoveExtent. In ocfs2MoveExtent, the BUG function was changed to ocfs2error simply to avoid causing the entire kernel to crash due to filesystem corruption...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ocfs2: A double-free operation was corrected in userclusterconnect. userclusterdisconnect frees "conn-ccprivate", which is actually "lc". However, the error handling frees "lc" again. Setting "lc" to NULL in this case can prevent...

Owasp-top-10-k8s-2025

OWASP Kubernetes Top 10 2025, praktisch Ein Capture-the-Flag , aufbauend auf dem OWASP Kubernetes Top 10 — 2025. Du wurdest angeheuert, um NimbusMart zu red-teamen, ein fiktives E-Commerce-Unternehmen, dessen Cluster schneller wuchs als seine Sicherheit. Zehn Herausforderungen, eine pro...