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How To Secure GitLab with Let's Encrypt on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Secure GitLab with Let’s Encrypt on Ubuntu 16.04

GitLab, specifically GitLab CE (Community Edition), is an open source application primarily used to host Git repositories, with additional development-related features like issue tracking. The GitLab project makes it relatively straight forward to set up a GitLab instance on…

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Oracle Linux 9 — libxml2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libxml2 — vulnerability — patch and remediation guide (ELSA-2025-1350)

đźź  High   ⏱ 15–60 min  Last verified: 19 April 2023 Affected versions: Oracle Linux 9 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2025-1350 Related CVEs: CVE-2022-49043 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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Como instalar o Jenkins no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como instalar o Jenkins no Ubuntu 20.04

Quando confrontado com tarefas técnicas repetitivas, encontrar soluções de automação que funcionem pode ser uma tarefa árdua. Com o Jenkins, um servidor de automação de código aberto, você pode gerenciar eficientemente tarefas que vão desde a compilação até…

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Windows Server 2016 — KB5022845 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5022845 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

đź”´ Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 đź“– ~4 min read  â€˘  Source: Microsoft KB5022845 • MSRC update-guide entry Related CVEs: CVE-2023-21689 CVE-2023-21690 CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799  +12 more Affected components: Windows Server 2016 Table of contents Symptom & Impact Environment & Reproduction Root […]

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IBM AIX 7.3 — CVE-2022-22454 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2022-22454 — vulnerability — patch and remediation guide

đźź  High   ⏱ 30–90 min  Last verified: 19 April 2023 Affected versions: IBM AIX 7.3 đź“– ~4 min read  â€˘  Source: NVD CVE-2022-22454, IBM Support Bulletin CVE: CVE-2022-22454 NVD summary: IBM InfoSphere Information Server 11.7 could allow a locally authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. […]

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Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2022-7318)

đźź  High   ⏱ 15–60 min  Last verified: 18 April 2023 Affected versions: Oracle Linux 9 đź“– ~4 min read  â€˘  Source: ELSA advisory ELSA-2022-7318 Related CVEs: CVE-2022-2585 CVE-2022-30594 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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Alpine Linux edge — ntpsec — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — ntpsec — multiple vulnerabilities (6 CVEs) — patch and remediation guide

đźź  High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 1.2.2a-r0 đź“– ~4 min read  â€˘  Source: Alpine secdb entry — ntpsec 1.2.2a-r0 Related CVEs: CVE-2023-4012 CVE-2021-22212 CVE-2019-6442 CVE-2019-6443 CVE-2019-6444 CVE-2019-6445 Upstream summary: Alpine community repository for vedge ships ntpsec 1.2.2a-r0 which addresses CVE-2023-4012. Table of […]

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Common Problems 117615

Ubuntu 20.04 LTS CIFS Mount Fails with Permission Denied

🟡 Medium   ⏱ 5–30 min  Last verified: 18 April 2023 đź“– ~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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