April 2023 - Page 26 of 69

Debian 11 — gtkwave — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gtkwave — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-32650 CVE-2023-34087 CVE-2023-34436 CVE-2023-35004 CVE-2023-35057 CVE-2023-35128 CVE-2023-35702 CVE-2023-35703  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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How To Install Bacula Server on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Install Bacula Server on CentOS 7

Bacula is an open-source network backup solution that allows you create backups and perform data recovery of your computer systems. In this tutorial, we will show you how to install and configure the server components of Bacula on a CentOS 7 server.

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How to Set Up DHCP Server Authorisation on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up DHCP Server Authorisation on Windows Server 2022

How to Configure SQL Server Performance Tuning on Windows Server 2022 SQL Server performance tuning on Windows Server 2022 is a disciplined process that involves identifying bottlenecks through Dynamic Management Views (DMVs), analyzing execution plans, configuring server-level settings, and maintaining indexes and statistics. This guide covers the most impactful performance tuning techniques for SQL Server […]

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Oracle Linux 9 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-5363)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5363 Related CVEs: CVE-2023-32006 CVE-2023-32002 CVE-2022-25883 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 […]

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AlmaLinux 9 — xdg-utils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — xdg-utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:7672 Related CVEs: CVE-2022-4055 Upstream summary: The xdg-utils package is a set of simple scripts that provide basic desktop integration functions for any Free Desktop. Security Fix(es): * xdg-utils: improper parse of […]

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Common Problems 118578

PHP-FPM pool fails due to permission errors

🟡 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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Alpine Linux edge — webkit2gtk-6.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — webkit2gtk-6.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.36.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — webkit2gtk-6.0 2.36.5-r0 Related CVEs: CVE-2022-2294 CVE-2022-32792 CVE-2022-32816 CVE-2022-22677 CVE-2022-22710 Upstream summary: Alpine community repository for vedge ships webkit2gtk-6.0 2.36.5-r0 which addresses CVE-2022-2294. Table of contents […]

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Common Problems 118460

Ubuntu 16.04 high CPU usage from desktop processes

🟡 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 116090

Ubuntu 26.04 LTS AppArmor Denials Break Custom Service

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Ubuntu 26.04 LTS 📖 ~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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How to Implement Network Segmentation on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Implement Network Segmentation on Oracle Linux 9

Introduction Setting up implement network segmentation on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Implement Network Segmentation on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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