April 2020 - Page 55 of 66

Ubuntu 18.04 — linux-oracle-5.3 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-oracle-5.3 — multiple vulnerabilities (20 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-4440-1 Related CVEs: CVE-2019-16089 CVE-2019-19462 CVE-2019-20810 CVE-2019-20908 CVE-2020-10732 CVE-2020-10757 CVE-2020-10766 CVE-2020-10767  +12 more Upstream summary: It was discovered that the network block device (nbd) implementation in the Linux kernel did […]

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How to Use Event Viewer on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Use Event Viewer on Windows Server 2012 R2

How to Use Event Viewer on Windows Server 2012 R2 Event Viewer is the central log management console on Windows Server 2012 R2, providing access to the Windows event log system that records security events, system activities, application errors, and audit trail information. Every significant action on a Windows Server — user logins, service starts […]

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

Oracle Linux 8 — vim — vulnerability — patch and remediation guide (ELSA-2019-1619)

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-1619 Related CVEs: CVE-2019-12735 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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How to Secure the MariaDB Installation on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Secure the MariaDB Installation on Debian 10

Introduction This guide explains how to Secure the MariaDB Installation on Debian 10 on Debian 10 Buster. Debian Buster uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 10 install with the […]

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What is Data Analysis? — step-by-step DevOps tutorial on Progressive Robot

What is Data Analysis?

Data analysis refers to the practice of investigating the structure of data and using it to identify patterns and possible solutions to problems. Within this domain, data science draws on methodologies from statistics, mathematics, and computer science to analyze data from past events, and to…

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

FreeBSD 12 — de-wordpress — 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: wordpress — multiple issues Related CVEs: CVE-2007-4894 CVE-2007-5710 CVE-2008-4107 CVE-2008-5278 CVE-2009-2762 CVE-2009-3890 CVE-2009-3891 CVE-2010-4257  +12 more Upstream summary: wordpress developers reports: This security and maintenance release features 1 bug fix […]

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

FreeBSD 12 — thunderbird — 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: Mozilla — Incorrect boundary conditions Related CVEs: CAN-2006-0884 CVE-2004-0597 CVE-2004-0598 CVE-2004-0599 CVE-2004-0757 CVE-2004-0762 CVE-2004-0765 CVE-2004-0902  +12 more Upstream summary: https://bugzilla.mozilla.org/show_bug.cgi?id=2029301 reports: Incorrect boundary conditions in the Audio/Video: Playback component. Table […]

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How to Install PHP on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install PHP on RHEL 7

How to Install PHP on RHEL 7 PHP is the most widely used server-side scripting language for web development, powering applications ranging from simple contact forms to enterprise content management systems. Red Hat Enterprise Linux 7 ships with an older version of PHP in its base repositories, so for modern frameworks and security patches you […]

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Java FutureTask Example Program — step-by-step Programming tutorial on Progressive Robot

Java FutureTask Example Program

URL: https://www.progressiverobot.com/java-futuretask-example-program/ Sometime back I wrote a post about [Java Callable Future](/community/tutorials/java-callable-future-example) interfaces that we can use to get the concurrent processing benefits of threads as well as they are capable of returning value to the calling program. FutureTask is base concrete implementation of Future interface and provides asynchronous processing. It contains the methods to […]

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