February 2021 - Page 31 of 62

How to Schedule Backups with borgbackup on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Schedule Backups with borgbackup on RHEL 10

Introduction How to Schedule Backups with borgbackup on RHEL 10 on RHEL 10 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 […]

Read more
SLES 15 — libzmq5 — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libzmq5 — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-FU-2022:0444-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-13132 CVE-2019-6250 CVE-2020-15166 CVE-2014-7202 CVE-2014-7203 CVE-2014-9721 Upstream summary: In ZeroMQ libzmq before 4.0.9, 4.1.x before 4.1.7, and 4.2.x before 4.3.2, a remote, unauthenticated client connecting […]

Read more
How To Store Gitea Repositories on a Separate Volume — step-by-step Docker tutorial on Progressive Robot

How To Store Gitea Repositories on a Separate Volume

Gitea is a popular source code management service that hosts your Git repositories. While those repositories can safely be stored on the same disk running Gitea itself, external storage solutions such as block storage or networked file storage can help keep costs down when it comes to hardware requirements and allow for easier back-up and restore. This tutorial walks you through the steps of storing your Gitea repositories on a separate block storage volume.

Read more
Установка Jenkins в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Установка Jenkins в Ubuntu 20.04

При наличии повторяющихся технических задач подобрать действительно работающее решение автоматизации не так просто. Сервер автоматизации Jenkins с открытым исходным кодом позволяет эффективно управлять разнообразными задачами от сборки до развертывания…

Read more
SLES 12 — mailman — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — mailman — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:1886-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-43331 CVE-2021-43332 CVE-2021-44227 CVE-2021-42096 CVE-2019-3693 CVE-2020-12108 CVE-2020-12137 CVE-2020-15011  +6 more Upstream summary: In GNU Mailman before 2.1.36, a crafted URL to the Cgi/options.py user options […]

Read more
How To Install Dropbox Client as a Service on CentOS 7 — step-by-step Linux tutorial on Progressive Robot

How To Install Dropbox Client as a Service on CentOS 7

In this tutorial, we’ll show you how to install the Dropbox client, and configure it to run as a headless service, on a CentOS 7 server. This will allow your server to connect to Dropbox so that you can keep a copy of your Dropbox files synchronized on your server.

Read more
How to Automate Windows Server 2019 Provisioning with PowerShell and Terraform — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Automate Windows Server 2019 Provisioning with PowerShell and Terraform

Introduction: Automating Windows Server 2019 Provisioning Combining PowerShell and HashiCorp Terraform creates a powerful two-stage infrastructure-as-code pipeline for Windows Server 2019. Terraform handles the infrastructure layer—creating VMs in Hyper-V, VMware vSphere, or Azure, configuring networking and storage, and producing consistent, idempotent resource definitions in version-controlled .tf files. PowerShell handles the OS configuration layer—domain joining, feature […]

Read more
Oracle Linux 8 — ruby:2.7 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ruby:2.7 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-3821)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-3821 Related CVEs: CVE-2023-28755 CVE-2023-28756 CVE-2021-33621 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

Read more
Common Problems 118493

Ubuntu 16.04 LTS – OOM killer terminates critical services – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 16.04 LTS 📖 ~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 […]

Read more
CHAT