Logging Monitoring

Oracle Linux 9 — nodejs — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs — security and stability fixes — required update (ELSA-2023-5532)

🟠 High   ⏱ 15–60 min  Last verified: 30 December 2024 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5532 Related CVEs: CVE-2023-32002 CVE-2023-32006 CVE-2023-32559 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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NetBSD 10.0 — apache-2.0.5[0-2]nb[1-4] — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — apache — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged apache for vulnerability class 'weak-cryptography'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CAN-2004-0885 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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How to Configure SELinux Boolean Settings on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure SELinux Boolean Settings on CentOS Stream 10

Introduction Setting up configure selinux boolean settings on centos stream 10 on a CentOS Stream 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure SELinux Boolean Settings on CentOS Stream 10, with all the commands you need, the SELinux and firewalld considerations to […]

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Common Problems 120021

Debian 12 – nftables Rules Missing After Reboot – Persistent Firewall Setup

🟠 High   ⏱ 5–30 min  Last verified: 30 December 2024 Affected versions: Debian 12 📖 ~1 min read 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 Prevention & Hardening Related Errors & […]

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NetBSD 10.0 — vsftpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — vsftpd — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2011-2523 CVE-2011-0762 CVE-2021-30047 Upstream summary: pkgsrc audit-packages flagged vsftpd<2.3.5 for vulnerability class 'privilege-escalation'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2011-2523 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage […]

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How to Harden SSH on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Harden SSH on CentOS Stream 10

Introduction How to Harden SSH on CentOS Stream 10 on CentOS Stream 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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Common Problems 116399

Ubuntu 24.04 LTS Release Upgrade Stuck at Calculating Changes

🟡 Medium   ⏱ 5–30 min  Last verified: 30 December 2024 📖 ~1 min read 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 Prevention & Hardening Related Errors & Cross-Refs References & Further […]

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NetBSD 10.0 — ja-samba — vulnerability — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — ja-samba — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Upstream summary: pkgsrc audit-packages flagged ja-samba<2.2.7.1.1.1 for vulnerability class 'remote-code-execution'. Reference: http://www.samba.gr.jp/news-release/2003/20030317-2.html Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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FreeBSD 14 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 14

FreeBSD 14 — libebml — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 December 2024 Affected versions: FreeBSD 14 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libebml — multiple vulnerabilities Related CVEs: CVE-2015-8789 CVE-2015-8790 CVE-2015-8791 Upstream summary: Mortiz Bunkus reports: Multiple invalid memory accesses vulnerabilities. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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NetBSD 10.0 — eog — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — eog — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2008-5983 CVE-2016-6855 Upstream summary: pkgsrc audit-packages flagged eog<2.25.91 for vulnerability class 'arbitrary-code-execution'. Reference: https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2008-5983 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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