October 2025 - Page 52 of 114

How to Use Ansible to Automate Initial Server Setup on Rocky Linux 9 — step-by-step Linux tutorial on Progressive Robot

How to Use Ansible to Automate Initial Server Setup on Rocky Linux 9

Server automation now plays an essential role in systems administration, due to the disposable nature of modern application environments. Ansible offers an architecture that doesn’t require special software to be installed on nodes. It also provides a robust set of features and built-in modules which facilitate writing automation scripts.

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Ubuntu 22.04 — libheif — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libheif — multiple vulnerabilities (10 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 October 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7952-1 Related CVEs: CVE-2024-25269 CVE-2025-68431 CVE-2019-11471 CVE-2020-23109 CVE-2023-0996 CVE-2023-29659 CVE-2023-49460 CVE-2023-49462  +2 more Upstream summary: It was discovered that libheif did not correctly handle certain memory operations. An attacker could […]

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Red Hat Enterprise Linux 7 — fontforge — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 7

Red Hat Enterprise Linux 7 — fontforge — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 7 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:8937 Related CVEs: CVE-2025-15269 CVE-2025-15275 CVE-2025-15279 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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How to Install Lighttpd on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Lighttpd on Debian 13

Introduction Deploying install lighttpd on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will need a registered Debian 13 […]

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Common Problems 127059

CentOS Stream 10 – Common Problem 235 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 17 October 2025 Affected versions: CentOS Stream 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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How to Set Up IPsec with StrongSwan on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Set Up IPsec with StrongSwan on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying set up ipsec with strongswan on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Set Up IPsec with StrongSwan on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the […]

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Alpine Linux edge — py3-jinja2 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — py3-jinja2 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 3.1.6-r0 📖 ~4 min read  •  Source: Alpine secdb entry — py3-jinja2 3.1.6-r0 Related CVEs: CVE-2025-27516 CVE-2024-56326 CVE-2024-56201 CVE-2024-34064 CVE-2024-22195 CVE-2020-28493 Upstream summary: Alpine main repository for vedge ships py3-jinja2 3.1.6-r0 which addresses CVE-2025-27516. Table of […]

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Common Problems 124113

Oracle Linux 10 – sudoers syntax error blocks privileged operations – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 October 2025 Affected versions: Oracle Linux 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 114092

Dracut emergency shell from wrong fstab UUID

🔴 Critical   ⏱ 5–30 min  Last verified: 17 October 2025 Affected versions: RHEL 10.0 📖 ~1 min read Table of contents Problem Summary Symptoms Diagnostics Root Cause Primary Fix Verification Prevention Rollback Automation Command Reference Escalation Related Notes Problem Summary System drops to emergency mode because root or mount UUID is invalid. Symptoms Boot […]

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Common Problems 124063

Oracle Linux 10 – auditd log flood causes high I/O and delayed journald processing – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 17 October 2025 Affected versions: Oracle Linux 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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