Systemd Services

Oracle Linux 8 — squid:4 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — squid:4 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4743)

  • November 21, 2020
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 21 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4743 Related CVEs: CVE-2019-18676 CVE-2019-18679 CVE-2019-12526 CVE-2019-12854 CVE-2019-12523 CVE-2019-18677 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Set Up iSCSI Initiator on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up iSCSI Initiator on Oracle Linux 8

Introduction Setting up set up iscsi initiator on 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 Set Up iSCSI Initiator on Oracle Linux 8, with all the commands you need, the SELinux and firewalld considerations to […]

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How to Configure RACF Integration on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Configure RACF Integration on IBM AIX 7.2

  • November 21, 2020
  • IBM AIX
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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 configure racf integration on ibm aix 7.2 on IBM […]

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Oracle Linux 8 — systemd security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — systemd security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2019-3592)

  • November 20, 2020
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 20 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3592 Related CVEs: CVE-2019-15718 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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How to Set Up a SonarQube Server on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Set Up a SonarQube Server on Oracle Linux 8

Introduction This tutorial demonstrates how to Set Up a SonarQube Server 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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Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Removing container-selinux Package Might Also Remove The selinux-policy-targeted Package

  • November 19, 2020
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 19 November 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: Oracle Bug 32860334 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 […]

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FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — libexif — multiple vulnerabilities (10 CVEs) — patch and remediation guide

  • November 19, 2020
  • BSD
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🟠 High   ⏱ 15–60 min  Last verified: 19 November 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: libexif — multiple vulnerabilities Related CVEs: CVE-2005-0664 CVE-2012-2812 CVE-2012-2813 CVE-2012-2814 CVE-2012-2836 CVE-2012-2837 CVE-2012-2840 CVE-2012-2841  +2 more Upstream summary: Release notes: Lots of fixes exposed by fuzzers like AFL, ClusterFuzz, OSSFuzz […]

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Common Problems 115116

RHEL 8 dracut Emergency Mode Due To Invalid fstab Entry

  • November 19, 2020
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 19 November 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 […]

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How to Install Perl on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Install Perl on Oracle Linux 8

Introduction How to Install Perl on Oracle Linux 8 on Oracle Linux 8 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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