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Ubuntu 20.04 — node-minimatch — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — node-minimatch — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 November 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6086-1 Related CVEs: CVE-2022-3517 Upstream summary: It was discovered that minimatch incorrectly handled certain inputs. If a user or an automated system were tricked into opening a specially crafted input […]

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How To Manage Logfiles with Logrotate on Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Manage Logfiles with Logrotate on Ubuntu 22.04

Logrotate is a system utility that manages the automatic rotation and compression of log files. If log files were not rotated, compressed, and periodically pruned, they would eventually consume all available disk space on a system. In this article, we will explore the default Logrotate configuration, then configure log rotation for a fictional custom application.

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Como Gerenciar Hashes no Redis — step-by-step Linux tutorial on Progressive Robot

Como Gerenciar Hashes no Redis

O Redis é um datastore ou armazenamento de dados open-source de chave-valor na memória. Um hash do Redis é um tipo de dado que representa um mapeamento entre um campo de string e um valor de string. Os hashes…

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How to Automate Windows Server Provisioning with PowerShell and Terraform on Windows Server 2022 — Windows Server 2022 tutorial on Progressive Robot

How to Automate Windows Server Provisioning with PowerShell and Terraform on Windows Server 2022

Infrastructure as Code for Windows Server Environments Infrastructure as Code (IaC) treats server provisioning configuration the same way software engineers treat application code: version-controlled, peer-reviewed, and automatically tested. For Windows Server 2022 environments, combining Terraform for VM lifecycle management with PowerShell DSC for OS configuration creates a complete, repeatable provisioning pipeline. Changes to infrastructure are […]

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IBM AIX 7.2 — CVE-2022-43917 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.2

IBM AIX 7.2 — CVE-2022-43917 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 17 November 2022 Affected versions: IBM AIX 7.2 📖 ~4 min read  •  Source: NVD CVE-2022-43917, IBM Support Bulletin CVE: CVE-2022-43917 NVD summary: IBM WebSphere Application Server 8.5 and 9.0 traditional container uses weaker than expected cryptographic keys that could allow an attacker to decrypt sensitive information. […]

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Common Problems 116990

Ubuntu 22.04 LTS SSH Login Slow Due to Reverse DNS Timeouts

🟡 Medium   ⏱ 5–30 min  Last verified: 17 November 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 & Cross-Refs References & Further […]

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