June 2021 - Page 12 of 63

FreeBSD 13 — lynx-ssl — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — lynx-ssl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 June 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: lynx — remote buffer overflow Related CVEs: CVE-2005-3120 Upstream summary: Ulf Härnhammar reports: When Lynx connects to an NNTP server to fetch information about the available articles in a newsgroup, […]

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How To Create and Serve WebP Images to Speed Up Your Website — step-by-step Linux tutorial on Progressive Robot

How To Create and Serve WebP Images to Speed Up Your Website

WebP is an open image format developed by Google in 2010 based on the VP8 video format that supports both lossy and lossless image compression. In this tutorial, you will use the command-line tool `cwebp` to convert images to WebP format, creating scripts that will watch and convert images in a specific directory. Finally, you’ll explore two ways to serve WebP images to your visitors.

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Ubuntu 14.04 — httpcomponents-client — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — httpcomponents-client — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 June 2021 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5239-1 Related CVEs: CVE-2020-13956 Upstream summary: It was discovered that HttpClient mishandled certain input. An attacker could use this vulnerability to cause a crash or possibly execute arbitrary code. Table […]

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How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13 — step-by-step FreeBSD 13 tutorial on Progressive Robot

How to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13

Introduction This guide explains how to Configure GitHub Actions Self-Hosted Runner on FreeBSD 13 on FreeBSD 13. FreeBSD uses the pkg(8) binary package manager, rc.conf(5) for service startup configuration, and pf(4) as its primary packet filter. There is no SELinux or AppArmor — instead, FreeBSD provides the MAC (Mandatory Access Control) framework and Capsicum for […]

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How to Bundle a Web App with Parcel.js — step-by-step DevOps tutorial on Progressive Robot

How to Bundle a Web App with Parcel.js

[Parcel.js](https://parceljs.org/) is an open source bundler. It supports many popular languages like Typescript and SASS, and can also handle file types like images and fonts by default. Like some other bundlers, it comes with a few extra tools: a development server, diagnostics, minification, and even image compression. If your project requires additional configurations, you have the option to use Parcel’s many plugins.

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AlmaLinux 8 — evolution-ews — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — evolution-ews — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:4180 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — mysql:8.0 — vulnerability — patch and remediation guide (ELSA-2020-3732)

🟠 High   ⏱ 15–60 min  Last verified: 25 June 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-3732 Related CVEs: CVE-2019-3004 CVE-2019-3009 CVE-2020-2893 CVE-2020-2925 CVE-2020-14619 CVE-2020-2577 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Hibernate Criteria Example Tutorial — step-by-step DevOps tutorial on Progressive Robot

Hibernate Criteria Example Tutorial

Welcome to the Hibernate Criteria Example Tutorial. Today we will look into Criteria in Hibernate. Hibernate Criteria ![criteria in hibernate, hibernate criteria example, hibernate criteria, hibernate criteria join, hibernate criteria query](images/hibernate-criteria-example-tutorial-section-1.png) Most of the times, we use HQL for querying the database and getting the results. HQL is not preferred way for updating or deleting […]

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