chris

FreeBSD 12 — dillo — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — dillo — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2019 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: dillo — format string vulnerability Related CVEs: CVE-2005-0012 Upstream summary: dillo contains a format string vulnerability which could lead to execution of arbitrary code simply by viewing a web page […]

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How to Configure Dynamic Access Control with Claims on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Configure Dynamic Access Control with Claims on Windows Server 2012 R2

How to Configure Dynamic Access Control with Claims on Windows Server 2012 R2 Dynamic Access Control (DAC) is a data governance feature introduced in Windows Server 2012 that extends traditional Windows ACLs with claim-based access policies. Rather than managing file permissions purely through user and group membership, DAC allows file access decisions to be based […]

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Cómo usar el paquete flag en Go — step-by-step Programming tutorial on Progressive Robot

Cómo usar el paquete flag en Go

Los servicios de línea de comandos rara vez son útiles cuando vienen listos para usar sin configuración adicional. Es importante disponer de buenos valores predeterminados, pero las utilidades prácticas deben aceptar la configuración de parte de los usuarios. En la mayoría de…

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How To Centralize Your Docker Logs with Fluentd and ElasticSearch on Ubuntu 14.04 — step-by-step Docker tutorial on Progressive Robot

How To Centralize Your Docker Logs with Fluentd and ElasticSearch on Ubuntu 14.04

[Fluentd](https://www.fluentd.org) is an open source data collector designed to unify logging infrastructure. It is designed to bring operations engineers, application engineers, and data engineers together by making it simple and scalable to collect and store logs. This tutorial demonstrates how to install Fluentd and use it to collect logs from Docker containers. We’ll stream the data to another container running Elasticsearch on the same Ubuntu 14.04 server.

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Amazon Linux 2 — libvorbis — vulnerability — patch and remediation guide — diagnosis and fix on Amazon Linux 2

Amazon Linux 2 — libvorbis — vulnerability — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2-2018-981 Related CVEs: CVE-2018-5146 Upstream summary: Vorbis audio processing out of bounds write (MFSA 2018-08): An out of bounds write flaw was found in the processing of vorbis audio data. […]

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Common Problems 121701

Debian 9 – cloud-init Datasource Timeout Delays Boot – Fast Metadata Recovery

🟡 Medium   ⏱ 5–30 min  Last verified: 1 October 2019 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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Common Problems 118629

Ubuntu 16.04 LTS – SSL certificate validation fails due to outdated CA store – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 1 October 2019 Affected versions: Ubuntu 16.04 LTS 📖 ~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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