🟡 Medium ⏱ 5–30 min Last verified: 5 December 2020 Affected versions: 18.04 LTS 📖 ~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 & […]
🟡 Medium ⏱ 5–30 min Last verified: 5 December 2020 Affected versions: Ubuntu 20.04 LTS 📖 ~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 […]
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.4.3-r0 📖 ~4 min read • Source: Alpine secdb entry — libmaxminddb 1.4.3-r0 Related CVEs: CVE-2020-28241 Upstream summary: Alpine main repository for vedge ships libmaxminddb 1.4.3-r0 which addresses CVE-2020-28241. Table of contents Symptom & Impact Environment […]
Introduction This tutorial demonstrates how to Configure PostgreSQL High Availability with Patroni on Oracle Linux 8 on Oracle Linux 8. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 8 system […]
🟡 Medium ⏱ 10–30 min Last verified: 4 December 2020 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: ELSA advisory ELSA-2023-7202 Related CVEs: CVE-2023-29406 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]
🟡 Medium ⏱ 5–30 min Last verified: 4 December 2020 📖 ~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 & Cross-Refs References & Further […]
🟠 High ⏱ 5–30 min Last verified: 4 December 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 […]
Introduction This tutorial covers How to Set Up Samba File Sharing on SLES 12 on SLES 12. SLES 12 (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 12 system is up to date: […]
🟢 Low ⏱ 5–15 min Last verified: 4 December 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read • Source: Ubuntu Security Notice USN-7969-1 Related CVEs: CVE-2020-11722 Upstream summary: David Mendenhall discovered that Dungeon Crawl Stone Soup was incorrectly handling Lua bytecode embedded in an uploaded .crawlrc file. An attacker could possibly use […]
Introduction Setting up upgrade oracle linux 7 to oracle linux 8 on a Oracle Linux 8 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Upgrade Oracle Linux 7 to Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]
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