March 2021 - Page 51 of 63

Arch Linux — jupyterlab — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — jupyterlab — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202108-10 Related CVEs: CVE-2021-32797 Upstream summary: Type: cross-site scripting. Status: Fixed. Affected: 3.1.2-1. Fixed in: 3.1.4-1. Group: AVG-2266. Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis […]

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Установка Git в Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Установка Git в Ubuntu 20.04

Системы контроля версий, например Git, необходимы для передовых методов разработки программного обеспечения. Контроль версий помогает отслеживать изменения программного обеспечения на уровне исходного кода. Вы можете отслеживать изменения, возвращаться к предыдущим версиям и…

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

Oracle Linux 8 — libgcrypt — vulnerability — patch and remediation guide (ELSA-2022-5311)

🟡 Medium   ⏱ 10–30 min  Last verified: 7 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-5311 Related CVEs: CVE-2021-40528 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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Android MVVM LiveData Data Binding — step-by-step DevOps tutorial on Progressive Robot

Android MVVM LiveData Data Binding

We've already implemented [MVVM using Data Binding](/community/tutorials/android-mvvm-design-pattern) and covered [LiveData](/community/tutorials/android-livedata) and [Data Binding](/community/tutorials/android-data-binding) in separate tutorials. Today, we'll use LiveData with Data Binding in our MVVM Android Application. We'll see how LiveData makes it easy to update the UI from the ViewModel. MVVM LiveData Data Binding Up until now, we've used Data Binding to update […]

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How to Configure 802.1X Network Access Control on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure 802.1X Network Access Control on Windows Server 2019

Introduction to 802.1X Network Access Control 802.1X is an IEEE standard for port-based network access control. It ensures that only authenticated and authorized devices can connect to a network—whether wired or wireless. In an enterprise environment, 802.1X prevents unauthorized devices (laptops, phones, IoT devices) from simply plugging into a network port or connecting to a […]

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Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2024-3138)

🟡 Medium   ⏱ 10–30 min  Last verified: 6 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-3138 Related CVEs: CVE-2023-42755 CVE-2023-52448 CVE-2024-25742 CVE-2024-25743 CVE-2023-52620 CVE-2023-24023 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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Common Problems 121533

Debian 9: chrony not syncing and system clock drift

🟡 Medium   ⏱ 5–30 min  Last verified: 6 March 2021 Affected versions: Debian 9 📖 ~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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