Security Hardening

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

How to Install CouchDB on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up install couchdb 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 persist […]

Read more
Rocky Linux 8 — mingw-fontconfig — vulnerability — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — mingw-fontconfig — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:3407 Related CVEs: CVE-2025-59375 Upstream summary: MinGW Windows Fontconfig library. Security Fix(es): * expat: libexpat in Expat allows attackers to trigger large dynamic memory allocations via a small document that […]

Read more
How to Set Up MySQL Master-Replica Replication on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Set Up MySQL Master-Replica Replication on Debian 13

Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up set up mysql master-replica replication 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 […]

Read more
Debian 11 — libsoup2.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — libsoup2.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 November 2025 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-2524 CVE-2017-2885 CVE-2018-12910 CVE-2019-17266 CVE-2024-52530 CVE-2024-52531 CVE-2024-52532 CVE-2025-14523  +12 more Upstream summary: Directory traversal vulnerability in soup-uri.c in SoupServer in libsoup before 2.35.4 allows remote attackers to read […]

Read more
AlmaLinux 8 — perl-Locale-Maketext — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Locale-Maketext — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

Read more
How to Set Up a Network Bridge on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Set Up a Network Bridge on SLES 16

Introduction This tutorial covers How to Set Up a Network Bridge on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: […]

Read more
How to Tune Kernel Parameters with sysctl on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Tune Kernel Parameters with sysctl on SLES 16

Introduction This tutorial covers How to Tune Kernel Parameters with sysctl on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: […]

Read more
How to Configure DRBD for High Availability on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure DRBD for High Availability on SLES 16

Introduction This tutorial covers How to Configure DRBD for High Availability on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: […]

Read more
How to Configure OpenTelemetry Collector on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure OpenTelemetry Collector on SLES 16

Introduction This tutorial covers How to Configure OpenTelemetry Collector on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh […]

Read more
How to Configure Node Exporter on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure Node Exporter on SLES 16

Introduction This tutorial covers How to Configure Node Exporter on SLES 16 on SLES 16. SLES 16 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Prerequisites Ensure your SLES 16 system is up to date: zypper refresh […]

Read more
CHAT