Linux

Debian 12 — icingaweb2-module-director — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — icingaweb2-module-director — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 October 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2024-24820 CVE-2025-23203 Upstream summary: Icinga Director is a tool designed to make Icinga 2 configuration handling easy. Not any of Icinga Director's configuration forms used to manipulate the […]

Read more
How to Install PostgreSQL 17 on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install PostgreSQL 17 on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up install postgresql 17 on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting configuration will […]

Read more
AlmaLinux 8 — python-lxml — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-lxml — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:23530 Related CVEs: CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4516  +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic […]

Read more
Debian 12 — icingadb-web — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — icingadb-web — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 October 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-61789 Upstream summary: Icinga DB Web provides a graphical interface for Icinga monitoring. Before 1.1.4 and 1.2.3, an authorized user with access to Icinga DB Web, can use […]

Read more
Ubuntu 20.04 — yelp — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — yelp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 October 2025 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7447-1 Related CVEs: CVE-2025-3155 Upstream summary: It was discovered that Yelp incorrectly handled paths in ghelp URLs. A remote attacker could use this issue to trick users into opening malicious […]

Read more
How to Secure MySQL 8.0 on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure MySQL Primary-Replica Replication on Ubuntu 24.04

MySQL replication keeps a replica server in sync with a primary, providing redundancy and read scaling. This guide configures MySQL 8.0 primary-replica (master-slave) replication between two Ubuntu 24.04 LTS servers. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Two Ubuntu 24.04 LTS servers (primary and replica) with MySQL 8.0 installed Network connectivity between the two […]

Read more
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.

Read more
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 […]

Read more
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 […]

Read more
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 […]

Read more
CHAT