Troubleshooting

FreeBSD 12 — quagga — multiple vulnerabilities (18 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — quagga — multiple vulnerabilities (18 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: quagga — several security issues Related CVEs: CVE-2003-0858 CVE-2009-1572 CVE-2010-1674 CVE-2010-1675 CVE-2011-3323 CVE-2011-3324 CVE-2011-3325 CVE-2011-3326  +10 more Upstream summary: Quagga reports: The Quagga BGP daemon, bgpd, does not properly bounds […]

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Arch Linux — rclone — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — rclone — 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-202011-17 Related CVEs: CVE-2020-28924 Upstream summary: Type: private key recovery. Status: Fixed. Affected: 1.53.2-1. Fixed in: 1.53.3-1. Group: AVG-1286. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Debian 10 — lilypond — vulnerability — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — lilypond — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2020 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-17353 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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Ubuntu 18.04 — node-fstream — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-fstream — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4123-1 Related CVEs: CVE-2019-13173 Upstream summary: It was discovered that npm/fstream incorrectly handled certain crafted tarballs. An attacker could use this vulnerability to write aritrary files to the filesystem. Table […]

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

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2020-1406)

🟠 High   ⏱ 15–60 min  Last verified: 16 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1406 Related CVEs: CVE-2020-6822 CVE-2020-6825 CVE-2020-6821 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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Arch Linux — cairo — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — cairo — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-201902-19 Related CVEs: CVE-2018-19876 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 1.16.0-1. Fixed in: 1.16.0-2. Group: AVG-826. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2019-1764)

🔴 Critical   ⏱ 15–90 min  Last verified: 16 February 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1764 Related CVEs: CVE-2019-11715 CVE-2019-11712 CVE-2019-11711 CVE-2019-11717 CVE-2019-11713 CVE-2019-11730 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Set Up Docker on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up Docker on Windows Server 2019

Introduction to Docker on Windows Server 2019 Docker is the leading container platform that provides tools for building, running, and managing containers. On Windows Server 2019, Docker provides native Windows container support alongside the ability to run Linux containers through Hyper-V isolation. Docker on Windows Server 2019 supports Docker Compose for defining and running multi-container […]

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Common Problems 119080

Ubuntu 14.04 LTS UFW Rules Lost After Interface Renaming

🟠 High   ⏱ 5–30 min  Last verified: 15 February 2020 Affected versions: 14.04 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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CHAT