February 2021 - Page 34 of 57

How to Perform a Network Install via NIM on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Perform a Network Install via NIM on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to perform a network install via nim on ibm aix […]

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Debian 10 — libimage-exiftool-perl — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — libimage-exiftool-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 12 February 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-22204 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Gentoo Linux — net-libs/libmicrodns — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-libs/libmicrodns — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202005-10 Related CVEs: CVE-2020-6071 CVE-2020-6072 CVE-2020-6073 CVE-2020-6077 CVE-2020-6078 CVE-2020-6079 CVE-2020-6080 Upstream summary: Multiple vulnerabilities have been discovered in libmicrodns. Please review the CVE identifiers and the upstream advisory referenced below for details. […]

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How to Set Up LUKS Disk Encryption on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up LUKS Disk Encryption on Oracle Linux 8

Introduction This tutorial demonstrates how to Set Up LUKS Disk Encryption 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 […]

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Ubuntu 14.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libgd2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 February 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5068-1 Related CVEs: CVE-2017-6363 CVE-2021-38115 CVE-2021-40145 CVE-2018-14553 CVE-2019-11038 CVE-2019-6977 CVE-2019-6978 CVE-2018-1000222  +12 more Upstream summary: It was discovered that GD Graphics Library incorrectly handled certain GD and GD2 files. An […]

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