November 2020 - Page 4 of 66

Ubuntu 18.04 — freerdp — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — freerdp — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4382-2 Related CVEs: CVE-2020-11042 CVE-2020-11045 CVE-2020-11046 CVE-2020-11048 CVE-2020-11058 CVE-2020-11521 CVE-2020-11522 CVE-2020-11523  +9 more Upstream summary: It was discovered that FreeRDP incorrectly handled certain memory operations. A remote attacker could use […]

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How To Install and Set Up Manifold Scholar — step-by-step Linux tutorial on Progressive Robot

How To Install and Set Up Manifold Scholar

Manifold is an open-source web application that allows you to publish web-based editions of books and other text-based media so that users can freely read and annotate these texts. Especially suited for use with open access (OA) materials and open…

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Ubuntu 16.04 — glib-networking — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — glib-networking — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4405-1 Related CVEs: CVE-2020-13645 Upstream summary: It was discovered that glib-networking skipped hostname certificate verification if the application failed to specify the server identity. A remote attacker could use this […]

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How To Deploy Rails Apps Using Unicorn And Nginx on CentOS 6.5 — step-by-step Linux tutorial on Progressive Robot

How To Deploy Rails Apps Using Unicorn And Nginx on CentOS 6.5

In this the cloud provider article, we are going to take a look at assembling a multi-layer deployment installation to host Rails based Ruby web applications. For this arrangement, we will use the ever-so-powerful, flexible and extremely successful Unicorn application server running behind Nginx. Although we will be building this structure on a single server for demonstration purposes, you can easily use multiple droplets to spread things and scale out easily — both horizontally and vertically!

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How to Install rkhunter on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install rkhunter on RHEL 10

Introduction How to Install rkhunter on RHEL 10 on RHEL 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible and production-safe. […]

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Ubuntu 18.04 — moin — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — moin — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4629-1 Related CVEs: CVE-2020-15275 CVE-2020-25074 CVE-2017-5934 Upstream summary: Michael Chapman discovered that MoinMoin incorrectly handled certain cache actions. An attacker could possibly use this issue to execute arbitrary code. (CVE-2020-25074) […]

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Oracle Linux 8 — bluez — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bluez — vulnerability — patch and remediation guide (ELSA-2020-1912)

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1912 Related CVEs: CVE-2018-10910 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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