Linux

Gentoo Linux — sys-fs/fuseiso — vulnerability — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — sys-fs/fuseiso — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202007-20 Related CVEs: CVE-2015-8837 Upstream summary: Multiple vulnerabilities have been discovered in fuseiso. Please review the CVE identifiers referenced below for details. Table of contents Symptom & Impact Environment & Reproduction Root […]

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How to Set Up MariaDB Replication on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up MariaDB Replication on Debian 10

Introduction Deploying set up mariadb replication on debian 10 on a Debian 10 Buster 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 Before you […]

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Ubuntu 18.04 — vcftools — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — vcftools — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 June 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4835-1 Related CVEs: CVE-2018-11099 CVE-2018-11129 CVE-2018-11130 CVE-2019-1010127 Upstream summary: It was discovered that VCFtools improperly handled certain input. If a user were tricked into opening a crafted input file, VCFtools […]

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Cómo configurar claves de SSH en Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Cómo configurar claves de SSH en Ubuntu 20.04

SSH, o shell seguro, es un protocolo cifrado que se usa para administrar servidores y comunicarse con ellos. Al trabajar con un servidor de Ubuntu, es probable que pase la mayor parte de su tiempo en una sesión de terminal conectada a su servidor a través de SSH. En esta…

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Gentoo Linux — dev-db/mysql — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — dev-db/mysql — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202105-27 Related CVEs: CVE-2019-2938 CVE-2019-2974 CVE-2020-14539 CVE-2020-14540 CVE-2020-14547 CVE-2020-14550 CVE-2020-14553 CVE-2020-14559  +12 more Upstream summary: Multiple vulnerabilities have been discovered in MySQL. Please review the CVE identifiers referenced below for details. Table […]

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Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-1.8.0-openjdk — vulnerability — patch and remediation guide (ELSA-2019-1146)

🟠 High   ⏱ 15–60 min  Last verified: 11 June 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1146 Related CVEs: CVE-2019-2684 CVE-2019-2602 CVE-2019-2698 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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Common Problems 119050

Ubuntu 14.04 LTS PHP-FPM Pool Exhaustion Causes 502 Errors

🟠 High   ⏱ 5–30 min  Last verified: 10 June 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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openSUSE Tumbleweed — yast2 — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — yast2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2011-3177 Upstream summary: The YaST2 network created files with world readable permissions which could have allowed local users to read sensitive material out of network […]

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Arch Linux — lua — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — lua — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202010-5 Related CVEs: CVE-2020-15889 CVE-2020-15888 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 5.4.0-2. Fixed in: 5.4.1-1. Group: AVG-1207. Table of contents Symptom & Impact Environment & Reproduction Root […]

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