January 2020 - Page 12 of 69

Common Problems 118458

Kernel Panic – not syncing: VFS

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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Common Problems 115518

RHEL 7 NTP Drift Causes Yum TLS Certificate Errors

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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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FreeBSD 12 — tor-devel — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — tor-devel — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: tor — security regression Related CVEs: CVE-2009-0414 CVE-2009-0936 CVE-2009-0937 CVE-2009-0938 CVE-2010-1676 CVE-2011-0427 CVE-2014-5117 CVE-2017-0377 Upstream summary: The Tor Project reports: Tor 0.3.0.9 fixes a path selection bug that would allow […]

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Common Problems 114551

RHEL 9 Cockpit Not Accessible from Remote Browser

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 📖 ~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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How to Set Up Consul on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up Consul on SLES 15

Introduction This tutorial covers How to Set Up Consul on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 15 system is up to date: zypper refresh […]

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Common Problems 114124

RHEL 10 – LVM Thin Pool Metadata Nearly Full and Writes Stall – Capacity Recovery

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 10.0 RHEL 10.1 📖 ~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 […]

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Ubuntu 14.04 — software-properties — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — software-properties — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4457-2 Related CVEs: CVE-2020-15709 Upstream summary: USN-4457-1 fixed a vulnerability in Software. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Jason A. Donenfeld discovered that […]

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Common Problems 113114

Windows Server 2016 — OU permissions inheritance blocked: delegated admins cannot manage child OUs — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 07 July 2027 Affected versions: Windows Server 2016 📖 ~2 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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How to Configure DISA STIG for AIX on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure DISA STIG for AIX on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure disa stig for aix on ibm aix 7.2 […]

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How to Install PHP 8.2 on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Install PHP 8.2 on FreeBSD 12

Introduction FreeBSD 12 is a UNIX-derived operating system renowned for its network stack performance, ZFS integration, and Jail isolation primitives. Setting up install php 8.2 on freebsd 12 on FreeBSD 12 follows the rc.conf/service(8) paradigm rather than systemd, which means enabling a service and configuring its startup options are done differently from any Linux distribution. […]

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