Cómo crear un servidor de Minecraft en Ubuntu 18.04
El autor seleccionó el Tech Education Fund para que recibiese una donación como parte del programa Write for DOnations. Minecraft es un popular juego de video en…
Konfigurieren des Remotezugriffs für MongoDB unter Ubuntu 20.04
Eine frühere Version dieses Tutorials wurde von Melissa Anderson verfasst. MongoDB, auch als Mongo bekannt, ist eine Open-Source-Dokumentendatenbank, die für gewöhnlich in modernen…
The CSS attr() Function
Use attr() in CSS to dynamically define data for the content property. Here’s a quick snippet on how to do it.
IBM AIX 7.1 — CVE-2021-38979 — vulnerability — patch and remediation guide
🟠 High ⏱ 30–90 min Last verified: 22 January 2021 Affected versions: IBM AIX 7.1 📖 ~4 min read • Source: NVD CVE-2021-38979, IBM Support Bulletin CVE: CVE-2021-38979 NVD summary: IBM Tivoli Key Lifecycle Manager 3.0, 3.0.1, 4.0, and 4.1 uses a one-way cryptographic hash against an input that should not be reversible, such […]
Oracle Linux 8 — rhnreg_ks Register Command Might Fail If python3-rhn-virtualization-host Package Is Installed
🟠 High ⏱ 5–30 min Last verified: 21 January 2021 Affected versions: Oracle Linux 8 📖 ~4 min read • Source: Oracle Bug 30366521 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 […]
Windows Server 2016 — WSUS SUSDB index bloat causes timeouts on console and client scans — Fix & Prevention
🟡 Medium ⏱ 5–30 min Last verified: 21 January 2021 Affected versions: Windows Server 2016 📖 ~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 […]
How to Configure IBM MQ Clustering 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 configure ibm mq clustering on ibm aix 7.1 on […]
openSUSE Tumbleweed — openvswitch — vulnerability — patch and remediation guide
🟡 Medium ⏱ 10–30 min Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read • Source: SUSE advisory SUSE-SU-2022:3096-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-36980 Upstream summary: Open vSwitch (aka openvswitch) 2.11.0 through 2.15.0 has a use-after-free in decode_NXAST_RAW_ENCAP (called from ofpact_decode and ofpacts_decode) during the decoding of a […]
How to Install MongoDB on Oracle Linux 8
Introduction This tutorial demonstrates how to Install MongoDB 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 with the default AppStream […]
IBM AIX 7.1 — CVE-2020-4887 — vulnerability — patch and remediation guide
🟡 Medium ⏱ 15–45 min Last verified: 21 January 2021 Affected versions: IBM AIX 7.1 Affected: 7.1, 7.2 📖 ~4 min read • Source: NVD CVE-2020-4887, IBM Support Bulletin CVE: CVE-2020-4887 NVD summary: IBM AIX 7.1, 7.2 and AIX VIOS 3.1 could allow a local user to exploit a vulnerability in the gencore user […]