Linux

How to Create a Custom systemd Service Unit on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Create a Custom systemd Service Unit on Debian 13

Introduction Deploying create a custom systemd service unit on a Debian 13 Trixie 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 need […]

Read more
Fedora 42 — glow — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — glow — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-9d0e7df23a Related CVEs: CVE-2025-47910 CVE-2025-47906 CVE-2025-11065 CVE-2025-58189 CVE-2025-61723 CVE-2025-58185 CVE-2025-58188 Upstream summary: Update to version 2.1.2. This also updates some of the vendored dependencies to fix CVEs, as well as building with […]

Read more
Common Problems 119485

Debian 13 Network Goes Down After netplan apply

🟠 High   ⏱ 5–30 min  Last verified: 15 August 2025 Affected versions: Debian 13 📖 ~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
How to Configure SPF and DMARC Records on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure SPF and DMARC Records on Debian 13

Introduction How to Configure SPF and DMARC Records on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian […]

Read more
AlmaLinux 10 — python-setuptools — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — python-setuptools — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:9940 Related CVEs: CVE-2025-47273 Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to […]

Read more
Debian 13 — node-sshpk — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-sshpk — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2018-3737 Upstream summary: sshpk is vulnerable to ReDoS when parsing crafted invalid public keys. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

Read more
Debian 13 — libcommons-lang3-java — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libcommons-lang3-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-48924 Upstream summary: Uncontrolled Recursion vulnerability in Apache Commons Lang. This issue affects Apache Commons Lang: Starting with commons-lang:commons-lang 2.0 to 2.6, and, from org.apache.commons:commons-lang3 3.0 before 3.18.0. The methods ClassUtils.getClass(…) can […]

Read more
Debian 13 — engrampa — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — engrampa — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-52138 Upstream summary: Engrampa is an archive manager for the MATE environment. Engrampa is found to be vulnerable to a Path Traversal vulnerability that can be leveraged to achieve […]

Read more
Debian 13 — jline3 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jline3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-50572 Upstream summary: An issue in the component GroovyEngine.execute of jline-groovy v3.24.1 allows attackers to cause an OOM (OutofMemory) error. Table of contents Symptom & Impact Environment & Reproduction […]

Read more
Debian 13 — almanah — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — almanah — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 14 August 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1853 Upstream summary: Almanah Diary 0.9.0 and 0.10.0 does not encrypt the database when closed, which allows local users to obtain sensitive information by reading the database. Table […]

Read more
CHAT