February 2020 - Page 22 of 64

How to Configure VLAN Tagging on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure VLAN Tagging on Windows Server 2012 R2

How to Configure VLAN Tagging on Windows Server 2012 R2 VLAN (Virtual LAN) tagging allows a Windows Server 2012 R2 server to participate in a segmented network by tagging outbound Ethernet frames with an IEEE 802.1Q VLAN ID and accepting inbound frames tagged with specific VLAN IDs. This is essential for host configurations where a […]

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Debian 9 — ruby-mini-magick — vulnerability — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — ruby-mini-magick — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13574 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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Ubuntu 16.04 — kamailio — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — kamailio — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7416-1 Related CVEs: CVE-2016-2385 CVE-2018-14767 CVE-2020-28361 CVE-2018-16657 CVE-2020-27507 CVE-2018-8828 Upstream summary: Stelios Tsampas discovered that Kamailio did not correctly handle certain memory operations, which could lead to a buffer overflow. […]

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How to Set Up SFTP Server with Chroot Jail on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Set Up SFTP Server with Chroot Jail on Debian 10

Introduction Debian 10 Buster is built around the ethos of stability and free software. Setting up set up sftp server with chroot jail on debian 10 on Buster leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Buster freeze. Follow each […]

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FreeBSD 12 — openjdk8-jre — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — openjdk8-jre — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: java — multiple vulnerabilities Related CVEs: CVE-2015-4734 CVE-2015-4803 CVE-2015-4805 CVE-2015-4806 CVE-2015-4810 CVE-2015-4835 CVE-2015-4840 CVE-2015-4842  +12 more Upstream summary: Oracle reports: This Critical Patch Update contains 25 new security fixes for […]

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Debian 9 — nginx — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — nginx — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-7529 CVE-2018-16843 CVE-2019-9511 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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Debian 9 — pdns — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — pdns — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Debian 9 (stretch) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-10162 CVE-2019-3871 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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How to Install Rust on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Rust on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install rust both straightforward and auditable. This tutorial covers the complete procedure for how to Install Rust on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The procedure assumes you are […]

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