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How to Mount NFS Shares at Boot on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Mount NFS Shares at Boot on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up mount nfs shares at boot on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]

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openSUSE Tumbleweed — hylafax+ — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — hylafax+ — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2018:2797-1 (see also SUSE bugzilla) Related CVEs: CVE-2018-17141 CVE-2020-15396 CVE-2020-15397 CVE-2020-8024 Upstream summary: HylaFAX 6.0.6 and HylaFAX+ 5.6.0 allow remote attackers to execute arbitrary code via a dial-in session that provides a […]

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Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — thunderbird — vulnerability — patch and remediation guide (ELSA-2021-0089)

🔴 Critical   ⏱ 15–90 min  Last verified: 2 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-0089 Related CVEs: CVE-2020-16044 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 Encrypt OpenLDAP Connections Using STARTTLS — step-by-step Security tutorial on Progressive Robot

How To Encrypt OpenLDAP Connections Using STARTTLS

OpenLDAP provides an LDAP directory service that is flexible and well-supported. However, out-of-the-box, the server itself communicates over an unencrypted web connection. In this guide, we will demonstrate how to encrypt connections to OpenLDAP by configuring an LDAP…

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How to Install Xdebug for PHP on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Install Xdebug for PHP on RHEL 8

Xdebug is the de facto debugging and profiling extension for PHP, giving you step-by-step execution, variable inspection, stack traces, and code coverage reports. Installing it on RHEL 8 requires a few extra steps compared to other distributions because RHEL’s default PHP packages do not include Xdebug in their repos. This tutorial walks through installation from […]

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

Oracle Linux 8 — opensc security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4483)

🟡 Medium   ⏱ 10–30 min  Last verified: 1 February 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4483 Related CVEs: CVE-2019-15946 CVE-2019-19481 CVE-2019-15945 CVE-2019-19479 CVE-2019-20792 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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