Systemd Services

Oracle Linux 8 — gcc — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — gcc — vulnerability — patch and remediation guide (ELSA-2025-1301)

🟡 Medium   ⏱ 10–30 min  Last verified: 16 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1301 Related CVEs: CVE-2020-11023 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
openSUSE Tumbleweed — libtspi1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — libtspi1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2020-24332 CVE-2019-18898 Upstream summary: An issue was discovered in TrouSerS through 0.3.14. If the tcsd daemon is started with root privileges, the creation of the […]

Read more
Oracle Linux 8 — dnsmasq — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — dnsmasq — security and stability fixes — required update (ELSA-2022-7633)

🟡 Medium   ⏱ 10–30 min  Last verified: 15 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7633 Related CVEs: CVE-2022-0934 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

Read more
Alpine Linux edge — lynx — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — lynx — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.8.9_p1-r3 📖 ~4 min read  •  Source: Alpine secdb entry — lynx 2.8.9_p1-r3 Related CVEs: CVE-2021-38165 Upstream summary: Alpine main repository for vedge ships lynx 2.8.9_p1-r3 which addresses CVE-2021-38165. Table of contents Symptom & Impact Environment […]

Read more
Common Problems 121594

Debian 9 – DNS resolution fails with systemd-resolved misconfiguration

🟠 High   ⏱ 5–30 min  Last verified: 15 January 2021 Affected versions: Debian 9 📖 ~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 & […]

Read more
Amazon Linux 2 — cpio — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — cpio — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2024-2489 Related CVEs: CVE-2015-1197 CVE-2021-38185 CVE-2019-14866 Upstream summary: cpio 2.11, when using the –no-absolute-filenames option, allows local users to write to arbitrary files via a symlink attack on a file […]

Read more
How to Configure VIO Server for LPAR Virtualization on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure VIO Server for LPAR Virtualization 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 vio server for lpar virtualization on ibm aix […]

Read more
Arch Linux — ansible — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — ansible — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202102-9 Related CVEs: CVE-2021-20191 CVE-2021-20180 CVE-2021-20178 Upstream summary: Type: information disclosure. Status: Fixed. Affected: 2.10.5-1. Fixed in: 2.10.7-1. Group: AVG-1437. Table of contents Symptom & Impact Environment & Reproduction Root […]

Read more
How to Schedule Tasks with Cron on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Schedule Tasks with Cron on Oracle Linux 8

Introduction How to Schedule Tasks with Cron on Oracle Linux 8 on Oracle Linux 8 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 […]

Read more
CHAT