Debian 9

How to Install pip and Manage Python Packages on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install pip and Manage Python Packages on Debian 9

Introduction This guide explains how to Install pip and Manage Python Packages on Debian 9 on Debian 9 Stretch. Debian Stretch uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 9 install […]

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Debian 9 — libreoffice — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — libreoffice — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 September 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-10119 CVE-2018-16858 CVE-2018-6871 CVE-2019-9848 CVE-2019-9850 CVE-2019-9854 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Debian 9 — waagent — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — waagent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 September 2019 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-0804 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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Common Problems 121513

Debian 9: Network outage from ifupdown and NetworkManager conflict

🟠 High   ⏱ 5–30 min  Last verified: 20 September 2019 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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How to Set Up Chef Infra Client on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Chef Infra Client on Debian 9

Introduction Deploying set up chef infra client on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

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Common Problems 121673

Debian 9: certbot renewal fails because web server port is occupied

🟠 High   ⏱ 5–30 min  Last verified: 18 September 2019 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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Common Problems 121663

Debian 9: rsync over SSH fails after host key rotation

🟡 Medium   ⏱ 5–30 min  Last verified: 18 September 2019 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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How to Configure cAdvisor Container Metrics on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Configure cAdvisor Container Metrics on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure cadvisor container metrics on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully and […]

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How to Install Packer Image Builder on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Install Packer Image Builder on Debian 9

Introduction Deploying install packer image builder on debian 9 on a Debian 9 Stretch machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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