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How To Automate Your Node.js Production Deployments with Shipit on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Automate Your Node.js Production Deployments with Shipit on CentOS 7

  • November 10, 2021
  • Linux
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Shipit is a universal automation and deployment tool for Node.js developers. It features a task flow based on the popular Orchestrator package, login and interactive SSH commands through OpenSSH, and an extensible API. Developers can use Shipit to automate build and deployment workflows for a wide range of Node.js applications. In this tutorial you will install and configure Shipit to deploy a basic Node.js application from your local development environment to your product environment.

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How to Install SQLite on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Install SQLite on FreeBSD 13

  • November 10, 2021
  • FreeBSD
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Introduction How to Install SQLite on FreeBSD 13 is a core administration task for any FreeBSD 13 server operator. FreeBSD 13 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet filtering, and […]

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

Oracle Linux 8 — mutt security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2021-4181)

  • November 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 9 November 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-4181 Related CVEs: CVE-2020-28896 CVE-2021-3181 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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AlmaLinux 8 — icu4j — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — icu4j — vulnerability — patch and remediation guide

  • November 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:5097 Upstream summary: Eclipse is an integrated development environment (IDE). The metadata for the eclipse:rhel8 module has been updated to remove the following unused profiles: c everything To check whether you have […]

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How to Set Up Galera Cluster for MariaDB on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up Galera Cluster for MariaDB on SLES 15

Introduction This tutorial covers How to Set Up Galera Cluster for MariaDB on SLES 15 on SLES 15. SLES 15 (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 15 system is up to […]

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Common Problems 121648

Sudo Fails Due to Incorrect /etc/sudoers Permissions

🔴 Critical   ⏱ 5–30 min  Last verified: 9 November 2021 Affected versions: Debian 9 📖 ~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 & […]

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FreeBSD 12 — sogo2-activesync — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — sogo2-activesync — vulnerability — patch and remediation guide

  • November 9, 2021
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 9 November 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: SOGo — SAML user authentication impersonation Related CVEs: CVE-2021-33054 Upstream summary: sogo.nu reports: SOGo was not validating the signatures of any SAML assertions it received. This means any actor with […]

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Uma Introdução ao Kubernetes — step-by-step Docker tutorial on Progressive Robot

Uma Introdução ao Kubernetes

  • November 9, 2021
  • Docker
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Kubernetes é um poderoso sistema open-souce, inicialmente desenvolvido pelo Google, para o gerenciamento de aplicações em container em um ambiente clusterizado. Ele visa fornecer melhores maneiras de gerenciar componentes e serviços relacionados e distribuídos em diversas…

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AlmaLinux 8 — python-linux-procfs — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — python-linux-procfs — vulnerability — patch and remediation guide

  • November 9, 2021
  • Linux
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2022:2064 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 11 — jscropperui — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — jscropperui — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • November 9, 2021
  • Linux
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🟢 Low   ⏱ 5–15 min  Last verified: 9 November 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2007-2383 CVE-2008-7220 Upstream summary: The Prototype (prototypejs) framework before 1.5.1 RC3 exchanges data using JavaScript Object Notation (JSON) without an associated protection scheme, which allows remote attackers to […]

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