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Ubuntu 16.04 — libzen — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libzen — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 May 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6048-1 Related CVEs: CVE-2020-36646 Upstream summary: It was discovered that ZenLib doesn't check the return value of a specific operation before using it. An attacker could use a specially crafted […]

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Arch Linux — libpano13 — vulnerability — patch and remediation guide — diagnosis and fix on Arch Linux

Arch Linux — libpano13 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Arch Linux (rolling release) 📖 ~4 min read  •  Source: Arch ASA ASA-202107-55 Related CVEs: CVE-2021-20307 Upstream summary: Type: arbitrary code execution. Status: Fixed. Affected: 2.9.19-5. Fixed in: 2.9.20-1. Group: AVG-1774. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Como Instalar e Configurar o VNC no Ubuntu 20.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot

Como Instalar e Configurar o VNC no Ubuntu 20.04 [Quickstart]

O Virtual Network Computing, ou VNC, é um sistema de conexão que permite que você use seu teclado e mouse para interagir com um ambiente gráfico da área de trabalho em um servidor remoto. Isso facilita o gerenciamento de arquivos, software e configurações em um servidor remoto…

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Ubuntu 18.04 — libxml-security-java — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libxml-security-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 May 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5525-1 Related CVEs: CVE-2021-40690 Upstream summary: It was discovered that Apache XML Security for Java incorrectly passed a configuration property when creating specific key elements. This allows an attacker to […]

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Ubuntu 16.04 — speex — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — speex — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 May 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5280-1 Related CVEs: CVE-2020-23903 Upstream summary: It was discovered that Speex incorrectly handled certain WAV files. An attacker could possibly use this issue to cause a denial of service. Table […]

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How To Deploy a Gatsby Application to an app platform — step-by-step Javascript tutorial on Progressive Robot

How To Deploy a Gatsby Application to an app platform

In this tutorial, you will deploy a Gatsby application to the cloud provider’s App Platform. App Platform is a Platform as a Service that builds, deploys, and manages apps automatically. When combined with the speed of a static site generator like Gatsby, this provides a scalable JAMStack solution that doesn’t require server-side programming.

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Ubuntu 18.04 — node-thenify — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — node-thenify — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 8 May 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6016-1 Related CVEs: CVE-2020-7677 Upstream summary: It was discovered that thenify incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]

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Oracle Linux 8 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — .NET 6.0 security, bug fix, and — enhancement update — new behaviour and fixes

🟠 High   ⏱ 15–60 min  Last verified: 7 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-4645 Related CVEs: CVE-2023-35390 CVE-2023-38180 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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Common Problems 115030

Sudo automation fails with TTY requirement

🟡 Medium   ⏱ 5–30 min  Last verified: 7 May 2021 📖 ~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 & Cross-Refs References & Further […]

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