April 2023 - Page 18 of 69

Common Problems 111835

Windows Server 2022 RRAS NAT Stops Translating Outbound Client Traffic – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: Windows Server 2022 📖 ~1 min read Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance Criteria Rollback Plan Prevention & Hardening Related Errors […]

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Debian 11 — intel-mediasdk — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — intel-mediasdk — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2022-27170 CVE-2022-34346 CVE-2022-34841 CVE-2022-35883 CVE-2022-36289 CVE-2023-22656 CVE-2023-45221 CVE-2023-47169  +7 more Upstream summary: Protection mechanism failure in the Intel(R) Media SDK software before version 22.2.2 may allow an authenticated […]

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What is Docker? — step-by-step Docker tutorial on Progressive Robot

What is Docker?

Docker is a popular open source containerization tool used to provide a portable and consistent runtime environment for software applications, while consuming less resources than a traditional server or virtual machine. Docker uses containers, isolated user-space environments that run at the operating system level and share system resources such as the kernel and the filesystem.

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How to Install TimescaleDB on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install TimescaleDB on RHEL 10

Introduction Setting up install timescaledb on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install TimescaleDB on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the result on […]

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Spring Validation Example - Spring MVC Form Validator — step-by-step DevOps tutorial on Progressive Robot

Spring Validation Example – Spring MVC Form Validator

URL: https://www.progressiverobot.com/spring-validation-example-mvc-validator/ When we accept user inputs in any web application, it becomes necessary to validate them. We can validate the user input at the client-side using JavaScript but it's also necessary to validate them at server side to make sure we are processing valid data in case the user has javascript disabled. Spring Validation […]

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SLES 15 — libprotobuf-c1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — libprotobuf-c1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-CU-2023:3915-1 (see also SUSE bugzilla) Related CVEs: CVE-2022-48468 CVE-2022-33070 Upstream summary: protobuf-c before 1.4.1 has an unsigned integer overflow in parse_required_member. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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How to Use Ansible to Automate Initial Server Setup on Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

How to Use Ansible to Automate Initial Server Setup on Ubuntu 20.04

Ansible offers a simple architecture that doesn’t require special software to be installed on nodes. It also provides a robust set of features and built-in modules which facilitate writing automation scripts. This guide explains how to use Ansible to automate the steps contained in our Initial Server Setup Guide for Ubuntu 20.04 servers.

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