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How to Deploy a Ruby on Rails Application on FreeBSD 12 — step-by-step FreeBSD 12 tutorial on Progressive Robot

How to Deploy a Ruby on Rails Application on FreeBSD 12

Introduction Deploying deploy a ruby on rails application on freebsd 12 on a FreeBSD 12 machine differs from Linux in several important ways: packages come from the FreeBSD Ports Collection or the binary pkg repository, services are registered in /etc/rc.conf via sysrc(8), and firewall rules are written in pf.conf(5) syntax. This tutorial stays entirely within […]

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FreeBSD 12 — rubygem20-ruby_parser — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — rubygem20-ruby_parser — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: rubygem-ruby_parser — insecure tmp file usage Related CVEs: CVE-2013-0162 Upstream summary: Michael Scherer reports: This is a relatively minor tmp file usage issue. Table of contents Symptom & Impact Environment […]

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Amazon Linux 2 — python-rtslib — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — python-rtslib — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1589 Related CVEs: CVE-2020-14019 Upstream summary: A flaw was found in Open-iSCSI rtslib-fb through versions 2.1.72, where it has weak permissions for /etc/target/saveconfig.json because the shutil.copyfile, instead of shutil.copy is […]

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ServletContextListener Servlet Listener Example — step-by-step Programming tutorial on Progressive Robot

ServletContextListener Servlet Listener Example

URL: https://www.progressiverobot.com/servletcontextlistener-servlet-listener-example/ ServletContextListener is one of the many Servlet Listener we have. This is the fifth article in the series of Java Web Application, you might want to check out earlier four articles too. [Java Web Application](/community/tutorials/java-web-application-tutorial-for-beginners "Java Web Application Tutorial for Beginners") [Servlets in Java](/community/tutorials/servlet-jsp-tutorial "Java Servlet Tutorial with Examples for Beginners") [Servlet Session […]

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Improve System Performance with Effective Load Testing using K-Bench — step-by-step Kubernetes tutorial on Progressive Robot

Improve System Performance with Effective Load Testing using K-Bench

Boost your Kubernetes infrastructure’s performance with K-bench – a powerful framework that provides control and data plane benchmarking, allowing prescriptive creation and manipulation of Kubernetes resources at scale. Optimize client-side concurrency and execute operations in sequence or parallel, all while controlling the workflow with a simple config file

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FreeBSD 12 — zabbix-agent — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — zabbix-agent — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 February 2020 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: zabbix — php frontend multiple vulnerabilities Upstream summary: Secunia reports: Some vulnerabilities have been reported in the ZABBIX PHP frontend, which can be exploited by malicious people to conduct cross-site […]

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How to Set Up Docker Registry with Authentication on Debian 9 — step-by-step Debian 9 tutorial on Progressive Robot

How to Set Up Docker Registry with Authentication on Debian 9

Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up set up docker registry with authentication on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step […]

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How To Set Up the code-server Cloud IDE Platform on Debian 10 — step-by-step Linux tutorial on Progressive Robot

How To Set Up the code-server Cloud IDE Platform on Debian 10

In this tutorial, you will set up the code-server cloud IDE platform on your Debian 10 machine and expose it at your domain, secured with free Let’s Encrypt TLS certificates. In the end, you’ll have Microsoft Visual Studio Code running on your Debian 10 server, available at your domain and protected with a password.

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Amazon Linux 2 — libwebp — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libwebp — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2021-1676 Related CVEs: CVE-2018-25011 CVE-2020-36328 CVE-2020-36329 CVE-2018-25013 CVE-2018-25014 CVE-2020-36330 CVE-2020-36331 Upstream summary: A flaw was found in libwebp. A heap-based buffer overflow was found in PutLE16(). The highest threat from […]

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