Linux

How to Set Up ClamAV Antivirus on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up ClamAV Antivirus on CentOS Stream 10

Introduction How to Set Up ClamAV Antivirus 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 […]

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Common Problems 117015

Ubuntu 22.04 LTS – GRUB update fails with malformed custom menu entry – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 December 2024 Affected versions: Ubuntu 22.04 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 Install HAProxy on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install HAProxy on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying install haproxy on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install HAProxy on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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Common Problems 116548

Ubuntu 24.04 LTS Time Sync Fails with systemd-timesyncd

🟠 High   ⏱ 5–30 min  Last verified: 17 December 2024 Affected versions: Ubuntu 24.04 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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Amazon Linux 2023 — php8.1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — php8.1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2024-612 Related CVEs: CVE-2022-31629 CVE-2024-2756 CVE-2024-3096 CVE-2023-3247 CVE-2023-3823 CVE-2023-3824 CVE-2022-31627 CVE-2022-31628  +12 more Upstream summary: The vulnerability allows a remote attacker to bypass implemented security restrictions. The vulnerability exists due […]

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Common Problems 116517

Ubuntu 24.04 LTS – Bluetooth service fails to start – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 17 December 2024 Affected versions: Ubuntu 24.04 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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Alpine Linux 3.20 — mariadb — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — mariadb — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 10.6.9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — mariadb 10.6.9-r0 Related CVEs: CVE-2018-25032 CVE-2022-32081 CVE-2022-32082 CVE-2022-32084 CVE-2022-32089 CVE-2022-32091 CVE-2022-27376 CVE-2022-27377  +12 more Upstream summary: Alpine main repository for vv3.20 ships mariadb 10.6.9-r0 which […]

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Alpine Linux 3.19 — sofia-sip — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — sofia-sip — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 1.13.8-r0 📖 ~4 min read  •  Source: Alpine secdb entry — sofia-sip 1.13.8-r0 Related CVEs: CVE-2022-31001 CVE-2022-31002 CVE-2022-31003 CVE-2023-22741 Upstream summary: Alpine main repository for vv3.19 ships sofia-sip 1.13.8-r0 which addresses CVE-2022-31001. Table of contents Symptom […]

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Alpine Linux 3.19 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.19

Alpine Linux 3.19 — xpdf — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.19 / fixed in 4.05-r0 📖 ~4 min read  •  Source: Alpine secdb entry — xpdf 4.05-r0 Related CVEs: CVE-2022-30524 CVE-2022-30775 CVE-2022-33108 CVE-2022-36561 CVE-2022-38222 CVE-2022-38334 CVE-2022-38928 CVE-2022-41842  +12 more Upstream summary: Alpine community repository for vv3.19 ships xpdf 4.05-r0 which […]

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Debian 12 — node-sanitize-html — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — node-sanitize-html — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 December 2024 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-25887 CVE-2024-21501 Upstream summary: The package sanitize-html before 2.7.1 are vulnerable to Regular Expression Denial of Service (ReDoS) due to insecure global regular expression replacement logic of HTML […]

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