March 2020 - Page 2 of 69

How to Configure the System Timezone on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Configure the System Timezone on FreeBSD 12

Introduction How to Configure the System Timezone on FreeBSD 12 is a core administration task for any FreeBSD 12 server operator. FreeBSD 12 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, pf for packet […]

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FreeBSD 12 — mcweject — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — mcweject — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mcweject — exploitable buffer overflow Related CVEs: CVE-2007-1719 Upstream summary: CVE reports: Buffer overflow in eject.c in Jason W. Bacon mcweject 0.9 on FreeBSD, and possibly other versions, allows local […]

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FreeBSD 12 — prozilla — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — prozilla — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ProZilla — server response buffer overflow vulnerabilities Related CVEs: CVE-2004-1120 Upstream summary: Buffer overflow vulnerabilities have been reported to exist in this software package. The vulnerabilities can be triggered by […]

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Como instalar o WordPress com o LEMP no Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Como instalar o WordPress com o LEMP no Ubuntu 18.04

O WordPress é o CMS (sistema de gerenciamento de conteúdos) mais popular na Internet. Ele permite que você configure blogs e sites flexíveis com facilidade, além de um back-end em MySQL com processamento em PHP. A adoção do WordPress teve um crescimento incrível, sendo uma ótima…

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Oracle Linux 8 — libxml2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libxml2 — vulnerability — patch and remediation guide (ELSA-2020-4479)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4479 Related CVEs: CVE-2020-7595 CVE-2019-20388 CVE-2019-19956 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 Jenkins on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install Jenkins on Debian 10

Introduction How to Install Jenkins on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster 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 10. This tutorial […]

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

Oracle Linux 8 — libsndfile — vulnerability — patch and remediation guide (ELSA-2020-1636)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1636 Related CVEs: CVE-2018-13139 CVE-2018-19662 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 — libvirt — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 9

Debian 9 — libvirt — 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-2017-1000256 CVE-2018-1064 CVE-2019-10161 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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