ubuntu

Como Instalar o Nginx no Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o Nginx no Ubuntu 16.04

O Nginx é um dos servidores web mais populares no mundo e é responsável por hospedar alguns dos maiores e mais acessados sites na internet. Ele possui mais facilidades de recursos do que o Apache em muitos casos e pode ser utilizado como servidor web ou proxy reverso. Neste…

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

Ubuntu 16.04 — kauth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 23 December 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6035-1 Related CVEs: CVE-2019-7443 Upstream summary: It was discovered that KAuth incorrectly handled some configuration parameters with specially crafted arbitrary types. An attacker could possibly use this issue to cause […]

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Getting Started with LXC on an Ubuntu 13.04 VPS — step-by-step Linux tutorial on Progressive Robot

Getting Started with LXC on an Ubuntu 13.04 VPS

LXC, or Linux Containers, is a system built upon a number of features included in modern Linux kernels that allows for creation and management of many virtualized Linux systems on a single parent host system. However, unlike some virtualization solutions, no hardware emulation is used and the container shares the kernel with the host, which makes LXC incredibly lightweight and easy to use.

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Common Problems 117897

Ubuntu 18.04 Boot Stuck at GRUB Prompt After Update

🟡 Medium   ⏱ 5–30 min  Last verified: 22 December 2019 📖 ~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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Ubuntu 16.04 — postgresql-common — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — postgresql-common — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 December 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4194-1 Related CVEs: CVE-2019-3466 CVE-2016-1255 CVE-2017-8806 Upstream summary: Rich Mirch discovered that the postgresql-common pg_ctlcluster script incorrectly handled directory creation. A local attacker could possibly use this issue to escalate […]

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Common Problems 118392

Ubuntu 16.04 Boot Stuck at GRUB Prompt After Update

🟡 Medium   ⏱ 5–30 min  Last verified: 20 December 2019 📖 ~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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