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AlmaLinux 8 — jmc-core — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — jmc-core — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4329 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure Kubernetes RBAC on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Configure Kubernetes RBAC on RHEL 7

How to Configure Kubernetes RBAC on RHEL 7 Role-Based Access Control (RBAC) is the standard authorization mechanism in Kubernetes, allowing administrators to define precisely which users, groups, and service accounts can perform which actions on which resources. Without RBAC, any authenticated user could potentially read secrets, delete deployments, or escalate their privileges across namespaces. On […]

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Oracle Linux 8 — libstorage package conflict causes dnf groupinstall command to fail — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libstorage package conflict causes dnf groupinstall command to fail

🟠 High   ⏱ 5–30 min  Last verified: 12 June 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 30882591 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan […]

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FreeBSD 13 — openhab-addons — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — openhab-addons — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: OpenHAB CometVisu addon — Multiple vulnerabilities Upstream summary: OpenHAB reports: This patch release addresses the following security advisories: SSRF/XSS (CometVisu) – GHSA-v7gr-mqpj-wwh3 Sensitive information disclosure (CometVisu) – GHSA-3g4c-hjhr-73rj RCE through […]

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FreeBSD 13 — toxcore — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — toxcore — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2022 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Memory leak bug in Toxcore Upstream summary: The Tox project blog reports: A memory leak bug was discovered in Toxcore that can be triggered remotely to exhaust one’s system memory, […]

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How to Use AIX Trusted Boot on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Use AIX Trusted Boot on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use aix trusted boot on IBM AIX 7.3 with […]

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Debian 11 — php-xajax — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — php-xajax — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 June 2022 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2739 CVE-2007-2740 Upstream summary: Cross-site scripting (XSS) vulnerability in xajax before 0.2.5 allows remote attackers to inject arbitrary web script or HTML via unspecified vectors. Table of contents […]

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