January 2023 - Page 47 of 72

Common Problems 121150

Kernel Panic After System Update

🔴 Critical   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Debian 10 📖 ~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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Common Problems 117106

Ubuntu 22.04 Black Screen After Resume from Suspend

🟡 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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Debian 11 — mafft — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — mafft — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4971 Upstream summary: mafft-homologs in mafft 6.240 allows local users to overwrite arbitrary files via a symlink attack on (1) /tmp/_vf#?????, (2) /tmp/_if#?????, (3) /tmp/_pf#?????, (4) /tmp/_af#?????, (5) […]

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Common Problems 111639

Windows Server 2022 — DNS policies fail to apply for split-brain resolution — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 May 2026 Affected versions: Windows Server 2022 📖 ~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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Debian 11 — libphysfs — vulnerability — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libphysfs — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-2096 Upstream summary: zlib 1.2 and later versions allows remote attackers to cause a denial of service (crash) via a crafted compressed stream with an incomplete code description […]

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How to Set Up Work Folder Sync with AD Integration on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up Work Folder Sync with AD Integration on Windows Server 2016

Introduction Work Folders is a Windows Server 2016 role service that allows users to synchronise work files from corporate servers to their personal devices — PCs, laptops, and mobile devices — without requiring a VPN connection. Unlike folder redirection, Work Folders keeps a local copy of data on each device and syncs changes automatically when […]

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How to Configure IBM XL Fortran on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure IBM XL Fortran 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 configure ibm xl fortran on IBM AIX 7.3 with […]

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How to Set Up a Git Server with Gitea on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Install Vagrant and VirtualBox on Ubuntu 26.04

Vagrant is a tool for building and managing virtual machine environments. Combined with VirtualBox as the hypervisor, Vagrant lets developers spin up reproducible development environments from a simple Vagrantfile configuration. This guide installs Vagrant and VirtualBox on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS (desktop or server with […]

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Debian 11 — adns — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — adns — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-1447 CVE-2008-4100 CVE-2017-9103 CVE-2017-9104 CVE-2017-9105 CVE-2017-9106 CVE-2017-9107 CVE-2017-9108  +1 more Upstream summary: The DNS protocol, as implemented in (1) BIND 8 and 9 before 9.5.0-P1, 9.4.2-P1, and 9.3.5-P1; […]

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