Fix Prevention

How to Set Up an FTP Server on Windows Server 2016 — step-by-step Windows Server 2016 tutorial on Progressive Robot

How to Set Up an FTP Server on Windows Server 2016

How to Set Up Windows Server 2016 FTP Server FTP (File Transfer Protocol) allows clients to upload and download files to and from a server. IIS 10.0 on Windows Server 2016 includes a full-featured FTP server. This guide covers installing the IIS FTP service, creating an FTP site, configuring authentication and authorization, enabling passive mode […]

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Arch Linux — gst-plugins-good — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — gst-plugins-good — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201702-3 Related CVEs: CVE-2017-5845 CVE-2017-5841 CVE-2017-5840 CVE-2016-10199 CVE-2016-10198 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.10.2-1. Fixed in: 1.10.3-1. Group: AVG-163. Table of contents Symptom & Impact Environment […]

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Ubuntu 18.04 — libmatio — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libmatio — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 July 2019 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5185-1 Related CVEs: CVE-2019-17533 Upstream summary: It was discovered that MATIO incorrectly handled certain inputs. An attacker could possibly use this issue to cause a denial of service or obtain […]

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Arch Linux — lib32-libtirpc — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lib32-libtirpc — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201705-6 Related CVEs: CVE-2017-8779 Upstream summary: Type: denial of service. Status: Fixed. Affected: 1.0.1-1. Fixed in: 1.0.1-2. Group: AVG-263. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Configure Azure Backup for Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Azure Backup for Windows Server 2019

Introduction to Azure Backup for Windows Server 2019 Azure Backup is Microsoft’s cloud-native backup service that extends data protection to Windows Server 2019 without the need to manage your own offsite backup infrastructure. It stores backups in Azure Recovery Services Vaults, which provide geo-redundant storage by default. The service supports file-and-folder backups, system state backups, […]

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SLES 15 — liblzo2 — vulnerability — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — liblzo2 — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 July 2019 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2014:0904-1 (see also SUSE bugzilla) Related CVEs: CVE-2014-4607 Upstream summary: Integer overflow in the LZO algorithm variant in Oberhumer liblzo2 and lzo-2 before 2.07 on 32-bit platforms might allow remote attackers to […]

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SLES 12 — libshibsp6 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — libshibsp6 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 10 July 2019 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2019:3386-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-19191 CVE-2017-16852 Upstream summary: Shibboleth Service Provider (SP) 3.x before 3.1.0 shipped a spec file that calls chown on files in a directory controlled by […]

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How to Enable HTTP/2 with Nginx on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Enable HTTP/2 with Nginx on RHEL 8

HTTP/2 delivers significant performance improvements over HTTP/1.1 through features such as header compression, request multiplexing, and server push — all over a single TCP connection. Nginx has supported HTTP/2 since version 1.9.5, and on RHEL 8 the AppStream version of Nginx is compiled with the necessary OpenSSL support to enable it. Because browsers only implement […]

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Common Problems 118453

Ubuntu 16.04 LTS – root filesystem reaches 100% usage unexpectedly – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 9 July 2019 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 […]

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Common Problems 114947

systemctl Shows Service in Failed State After Boot

🟡 Medium   ⏱ 5–30 min  Last verified: 9 July 2019 📖 ~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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