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openSUSE Tumbleweed — sqliteodbc — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — sqliteodbc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2020:0612-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-12050 Upstream summary: SQLiteODBC 0.9996, as packaged for certain Linux distributions as 0.9996-4, has a race condition leading to root privilege escalation because any user […]

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Common Problems 118972

Ubuntu 14.04 LTS kernel panic triggered by outdated HWE stack

🔴 Critical   ⏱ 5–30 min  Last verified: 29 August 2020 Affected versions: 14.04 14.04.5 📖 ~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 117428

Ubuntu 20.04 LTS – apt update fails due to expired repository Release file

🟡 Medium   ⏱ 5–30 min  Last verified: 29 August 2020 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~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 […]

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How to Set Up Docker Swarm Cluster on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up Docker Swarm Cluster on Debian 10

Introduction How to Set Up Docker Swarm Cluster on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

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Common Problems 113433

Windows Server 2012 R2 — Boot fails with CRITICAL_SERVICE_FAILED blue screen — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 August 2020 Affected versions: Windows Server 2012 R2 📖 ~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 […]

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How to Use filemon for I/O Monitoring on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Use filemon for I/O Monitoring on IBM AIX 7.1

Introduction IBM AIX 7.1 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 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use filemon for i/o monitoring on ibm aix 7.1 […]

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Spring RestController — step-by-step DevOps tutorial on Progressive Robot

Spring RestController

URL: https://www.progressiverobot.com/spring-restcontroller/ Spring RestController annotation is a convenience annotation that is itself annotated with [@Controller](/community/tutorials/spring-controller-spring-mvc-controller) and @ResponseBody. This annotation is applied to a class to mark it as a request handler. Spring RestController annotation is used to create RESTful web services using Spring MVC. Spring RestController takes care of mapping request data to the defined […]

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Alpine Linux edge — pure-ftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — pure-ftpd — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.0.49-r1 📖 ~4 min read  •  Source: Alpine secdb entry — pure-ftpd 1.0.49-r1 Related CVEs: CVE-2020-9274 CVE-2020-9365 Upstream summary: Alpine community repository for vedge ships pure-ftpd 1.0.49-r1 which addresses CVE-2020-9274. Table of contents Symptom & Impact […]

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How to Install OpenStack on Ubuntu 18.04  with DevStack — step-by-step Linux tutorial on Progressive Robot

How to Install OpenStack on Ubuntu 18.04 with DevStack

URL: https://www.progressiverobot.com/install-openstack-ubuntu-devstack/ Openstack is a free and opensource IaaS cloud platform that handles cloud compute, storage and network resources. It comes with an intuitive dashboard that enables systems administrators to provide and monitor these resources. You can seamlessly install OpenStack locally on your Ubuntu 18.04 instance for learning and testing purposes using Devstack. Devstack is […]

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