Linux

Debian 13 — liquidsoap — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — liquidsoap — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2008-4965 Upstream summary: liguidsoap.py in liguidsoap 0.3.8.1+2 allows local users to overwrite arbitrary files via a symlink attack on (1) /tmp/liguidsoap.liq, (2) /tmp/lig.#####.log, and (3) /tmp/emission.ogg temporary files. […]

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How to Install Flux CD on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Flux CD on Debian 13

Introduction How to Install Flux CD 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 12. This […]

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Alpine Linux 3.20 — guix — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — guix — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 1.4.0-r5 📖 ~4 min read  •  Source: Alpine secdb entry — guix 1.4.0-r5 Related CVEs: CVE-2024-27297 Upstream summary: Alpine community repository for vv3.20 ships guix 1.4.0-r5 which addresses CVE-2024-27297. Table of contents Symptom & Impact Environment […]

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Debian 13 — mpmath — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — mpmath — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 3 October 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-29063 Upstream summary: A Regular Expression Denial of Service (ReDOS) vulnerability was discovered in Mpmath v1.0.0 through v1.2.1 when the mpmathify function is called. Table of contents Symptom & […]

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Debian 13 — apr — multiple vulnerabilities (8 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — apr — multiple vulnerabilities (8 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2412 CVE-2011-0419 CVE-2011-1928 CVE-2012-0840 CVE-2017-12613 CVE-2021-35940 CVE-2022-24963 CVE-2023-49582 Upstream summary: Multiple integer overflows in the Apache Portable Runtime (APR) library and the Apache Portable Utility library (aka APR-util) […]

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Common Problems 119470

Debian 13 Network Interface Missing After Reboot

🟡 Medium   ⏱ 5–30 min  Last verified: 3 October 2025 📖 ~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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Ubuntu 24.04 — sudo — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — sudo — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8092-1 Related CVEs: https://launchpad.net/bugs/2143042 CVE-2025-32462 CVE-2025-32463 Upstream summary: It was discovered that Sudo incorrectly checked return codes when dropping privileges to run the mailer. A local attacker could possibly use […]

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Oracle Linux 9 — ipa — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — ipa — vulnerability — patch and remediation guide (ELSA-2025-17084)

🟠 High   ⏱ 15–60 min  Last verified: 3 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-17084 Related CVEs: CVE-2025-7493 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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Oracle Linux 9 — emacs — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — emacs — vulnerability — patch and remediation guide (ELSA-2025-1915)

🟠 High   ⏱ 15–60 min  Last verified: 3 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1915 Related CVEs: CVE-2025-1244 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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How to Install Apache Tomcat 10 on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Apache Tomcat 10 on Debian 13

Introduction Deploying install apache tomcat 10 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 a registered […]

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