ubuntu

How To Install WordPress with LEMP on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

How To Install WordPress with LEMP on Ubuntu 16.04

WordPress is the most popular CMS (content management system) on the internet. It allows you to easily set up flexible blogs and websites on top of a MySQL backend with PHP processing. WordPress has seen incredible adoption and is a great choice for getting a website up and…

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Common Problems 117408

Ubuntu 20.04 LTS – dist-upgrade aborts with held broken packages

🟠 High   ⏱ 5–30 min  Last verified: 28 June 2020 Affected versions: Ubuntu 20.04 LTS Ubuntu 20.04 Ubuntu 20.04.6 📖 ~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 […]

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Ubuntu 14.04 — db5.3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — db5.3 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 28 June 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4004-2 Related CVEs: CVE-2019-8457 CVE-2017-10140 Upstream summary: USN-4004-1 fixed a vulnerability in Berkeley DB. This update provides the corresponding update for Ubuntu 14.04 ESM. Original advisory details: It was discovered […]

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Ubuntu 14.04 — spice — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — spice — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4572-2 Related CVEs: CVE-2020-14355 CVE-2019-3813 CVE-2018-10873 CVE-2017-12194 CVE-2017-7506 CVE-2016-9577 CVE-2016-9578 CVE-2016-0749  +4 more Upstream summary: USN-4572-1 fixed a vulnerability in Spice. This update provides the corresponding update for Ubuntu 14.04 […]

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Ubuntu 14.04 — ruby2.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — ruby2.0 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 28 June 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3685-2 Related CVEs: CVE-2017-0903 https://bugs.launchpad.net/ubuntu/+source/ruby2.0/+bug/1777174 CVE-2019-8320 CVE-2019-8321 CVE-2019-8322 CVE-2019-8323 CVE-2019-8324 CVE-2019-8325  +12 more Upstream summary: USN-3685-1 fixed a vulnerability in Ruby. The fix for CVE-2017-0903 introduced a regression in Ruby. […]

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How To Migrate a Parse App to Parse Server on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Migrate a Parse App to Parse Server on Ubuntu 14.04

Parse is a Mobile Backend as a Service platform which is shutting down in January of 2017; fortunately, Parse has released an open source API called Parse Server. Parse Server is under active development, and seems likely to attract a large developer community. It can be be deployed to a range of environments running Node.js and MongoDB. This guide focuses on migrating a pre-existing Parse application to a standalone instance of Parse Server running on Ubuntu 14.04.

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Common Problems 119127

Ubuntu 14.04 LTS – out of memory kills processes during builds

🟠 High   ⏱ 5–30 min  Last verified: 27 June 2020 Affected versions: Ubuntu 14.04 LTS Ubuntu 14.04 Ubuntu 14.04.6 📖 ~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 […]

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Ubuntu 18.04 — db5.3 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — db5.3 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 27 June 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4004-1 Related CVEs: CVE-2019-8457 Upstream summary: It was discovered that Berkeley DB incorrectly handled certain inputs. An attacker could possibly use this issue to read sensitive information. Table of contents […]

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How To Install Graylog2 And Centralize Logs On Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Graylog2 And Centralize Logs On Ubuntu 14.04

In this tutorial, we will cover the installation of Graylog2 (v0.20.2), and configure it to gather the syslogs of our systems in a centralized location. Graylog2 is a powerful log management and analysis tool that has many use cases, from monitoring SSH logins and unusual activity to debugging applications. It is based on Elasticsearch, Java, MongoDB, and Scala.

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