Linux

Debian 10 — mediawiki — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — mediawiki — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 October 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-16738 CVE-2019-19709 CVE-2020-10960 CVE-2020-15005 CVE-2020-35475 CVE-2021-20270 CVE-2021-35197 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution […]

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Como Instalar o Node.js em um Servidor Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o Node.js em um Servidor Ubuntu 14.04

O Node.js é uma plataforma Javascript para programação do lado servidor, que permite aos usuários construírem aplicações de rede rapidamente. Ao levar o Javascript tanto ao front-end quanto ao back-end, o desenvolvimento pode ser mais consistente e ser projetado dentro do mesmo sistema.

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Debian 11 — phpmyadmin — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — phpmyadmin — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 October 2021 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2004-0129 CVE-2004-1055 CVE-2004-1147 CVE-2004-1148 CVE-2004-2630 CVE-2004-2631 CVE-2004-2632 CVE-2005-0459  +12 more Upstream summary: Directory traversal vulnerability in export.php in phpMyAdmin 2.5.5 and earlier allows remote attackers to read arbitrary […]

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How to Monitor System Resources with htop, top and vmstat on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Monitor System Resources with htop, top and vmstat on RHEL 8

Understanding what your RHEL 8 server is doing in real time — and historically — is essential for diagnosing performance bottlenecks, identifying runaway processes, and planning capacity. RHEL 8 includes top by default and provides htop, vmstat, iostat, and sar as complementary tools that each excel in different scenarios. This guide walks through installing and […]

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Oracle Linux 8 — patch — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — patch — security and stability fixes — required update (ELSA-2020-1852)

🟡 Medium   ⏱ 10–30 min  Last verified: 10 October 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1852 Related CVEs: CVE-2019-13636 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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AlmaLinux 8 — subscription-manager-migration-data — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — subscription-manager-migration-data — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2020:1849 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Как установить MySQL в Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Как установить MySQL в Ubuntu 18.04

MySQL является системой управления базами данных с открытым исходным кодом и обычно используется, как часть популярного стека LAMP (Linux,…

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

Debian 10 — lynx — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 October 2021 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2021-38165 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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AlmaLinux 8 — tracker — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — tracker — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2020:4451 Related CVEs: CVE-2019-8625 CVE-2019-8710 CVE-2019-8720 CVE-2019-8743 CVE-2019-8764 CVE-2019-8766 CVE-2019-8769 CVE-2019-8771  +12 more Upstream summary: GNOME is the default desktop environment of AlmaLinux. The following packages have been upgraded to a later […]

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SLES 15 — gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — gd — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 October 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2021:3214-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-40812 CVE-2016-10166 CVE-2016-10168 CVE-2016-5116 CVE-2016-5766 CVE-2016-6128 CVE-2016-6132 CVE-2016-6207  +12 more Upstream summary: The GD Graphics Library (aka LibGD) through 2.3.2 has an out-of-bounds read because […]

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