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How to Use Podman Compose on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Use Podman Compose on SLES 16

Introduction This tutorial covers How to Use Podman Compose 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. Step 1 — Install Podman zypper install -y podman Step 2 — […]

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AlmaLinux 8 — mingw-sqlite — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mingw-sqlite — multiple vulnerabilities (6 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-2025:14101 Related CVEs: CVE-2025-6965 CVE-2019-16168 CVE-2020-13434 CVE-2020-13630 CVE-2020-13631 CVE-2020-13632 Upstream summary: SQLite is a C library that implements an SQL database engine. A large subset of SQL92 is supported. A complete database […]

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Debian 13 — libfishsound — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libfishsound — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 November 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-1686 Upstream summary: Array index vulnerability in Speex 1.1.12 and earlier, as used in libfishsound 0.9.0 and earlier, including Illiminable DirectShow Filters and Annodex Plugins for Firefox, xine-lib […]

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How to Install MongoDB 7 on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install MongoDB 7 on RHEL 9

MongoDB is a document-oriented NoSQL database that stores data as BSON (Binary JSON) documents rather than rows in tables. This schema-flexible approach makes MongoDB ideal for applications with rapidly evolving data models, hierarchical data (product catalogs, user profiles, content management), geospatial queries, and high-volume write workloads. MongoDB 7.x introduced significant improvements including multi-document ACID transactions, […]

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How to Configure MySQL InnoDB Cluster on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Configure MySQL InnoDB Cluster on SLES 16

Introduction This tutorial covers How to Configure MySQL InnoDB Cluster 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 […]

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How to Deploy a Symfony Application on SLES 16 — step-by-step SUSE Linux Enterprise 16 tutorial on Progressive Robot

How to Deploy a Symfony Application on SLES 16

Introduction This tutorial covers How to Deploy a Symfony Application 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 […]

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Common Problems 123972

Oracle Linux 10 – dnf update fails with metadata checksum mismatch from mirror

🟠 High   ⏱ 5–30 min  Last verified: 11 November 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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Debian 12 — jakarta-mail — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — jakarta-mail — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 November 2025 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-7962 Upstream summary: In Jakarta Mail 2.0.2 it is possible to preform a SMTP Injection by utilizing the \r and \n UTF-8 characters to separate different messages. Table of […]

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How to Install PostgreSQL 16 on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install PostgreSQL 16 on RHEL 9

PostgreSQL (often called Postgres) is an advanced open-source relational database with a 35-year development history. Unlike MySQL/MariaDB, PostgreSQL prioritises SQL standards compliance, data integrity, and extensibility over speed-at-any-cost. PostgreSQL excels at complex queries, full-text search, JSONB document storage, geospatial data (PostGIS extension), and write-heavy workloads that require strong ACID compliance. It is the preferred database […]

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Rocky Linux 9 — redis — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 9

Rocky Linux 9 — redis — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 9 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2025:20955 Related CVEs: CVE-2025-46817 CVE-2025-46818 CVE-2025-46819 CVE-2025-49844 Upstream summary: Redis is an advanced key-value store. It is often referred to as a data-structure server since keys can contain strings, hashes, […]

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