December 2019 - Page 52 of 69

How to Install Docker Compose on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Install Docker Compose on SLES 15

Introduction This tutorial covers How to Install Docker Compose 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. Step 1 — Install Docker zypper install -y docker docker-compose Step 2 […]

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FreeBSD 12 — py38-urllib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py38-urllib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: urllib3 — multiple vulnerabilities Related CVEs: CVE-2018-20060 CVE-2019-11236 CVE-2019-11324 Upstream summary: NIST reports: (by search in the range 2018/01/01 – 2019/11/10): urllib3 before version 1.23 does not remove the Authorization […]

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Common Problems 114939

RHEL 8 – Invalid fstab Entry Triggers Emergency Mode

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 📖 ~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 Ansible and Manage Windows Server 2012 R2 with Ansible — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Install Ansible and Manage Windows Server 2012 R2 with Ansible

How to Install Ansible and Manage Windows Server 2012 R2 with Ansible Ansible is an agentless configuration management and automation platform that manages Windows hosts via WinRM (Windows Remote Management) rather than SSH. This makes it an excellent choice for automating Windows Server 2012 R2 deployments, as no software needs to be installed on the […]

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Ubuntu 14.04 — postgresql-common — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — postgresql-common — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4194-2 Related CVEs: CVE-2019-3466 CVE-2016-1255 CVE-2017-8806 Upstream summary: USN-4194-1 fixed a vulnerability in postgresql-common. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: Rich Mirch discovered […]

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Java String — step-by-step Programming tutorial on Progressive Robot

Java String

URL: https://www.progressiverobot.com/java-string/ Java String is one of the most widely used class. Java String class is defined in java.lang package. Java String Basically, string is a sequence of characters but it’s not a primitive type. When we create a string in java, it actually creates an object of type String. String is immutable object which […]

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How to Register a GitHub Actions Self-Hosted Runner on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Register a GitHub Actions Self-Hosted Runner on RHEL 8

GitHub Actions self-hosted runners allow you to execute CI/CD workflows on your own hardware, giving you full control over the operating system, installed tooling, network access, and resource allocation. On RHEL 8 this is especially valuable for pipelines that must access internal systems, use licensed software, or run workloads that exceed GitHub’s hosted-runner resource limits. […]

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SLES 15 — libmspack0 — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libmspack0 — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:0886-1 (see also SUSE bugzilla) Related CVEs: CVE-2010-2800 CVE-2010-2801 CVE-2014-9556 CVE-2018-18584 CVE-2018-18585 CVE-2018-18586 CVE-2019-1010305 Upstream summary: The MS-ZIP decompressor in cabextract before 1.3 allows remote attackers to cause a denial of service […]

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Installing the RainLoop Email Client on Ajenti V — step-by-step Linux tutorial on Progressive Robot

Installing the RainLoop Email Client on Ajenti V

RainLoop is a free email client that can access any IMAP/SMTP emails, including Ajenti V’s built-in email. It supports multiple accounts, social logins (log in with Twitter, Facebook, etc.), two factor authentication, and more. RainLoop is a great program to install with Ajenti V because the Ajenti V platform itself has no default webmail. At the end of this tutorial we will have RainLoop installed with IMAP/SMTP access to mailboxes.

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SLES 15 — python2-pyxdg — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — python2-pyxdg — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:2997-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-12761 Upstream summary: A code injection issue was discovered in PyXDG before 0.26 via crafted Python code in a Category element of a Menu XML […]

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