Ubuntu 16.04

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

Ubuntu 16.04 — gegl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 February 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5251-1 Related CVEs: CVE-2021-45463 Upstream summary: It was discovered that GEGL incorrectly filtered and escaped file path input data when using the C system() function for execution of the ImageMagick […]

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Ubuntu 16.04 — libxstream-java — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libxstream-java — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 1 February 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6978-1 Related CVEs: CVE-2016-3674 CVE-2020-26217 CVE-2020-26258 CVE-2020-26259 CVE-2021-21341 CVE-2021-21342 CVE-2021-21343 CVE-2021-21344  +12 more Upstream summary: It was discovered that XStream incorrectly handled parsing of certain crafted XML documents. A remote […]

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Deploying React Applications with Webhooks and Slack on Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Deploying React Applications with Webhooks and Slack on Ubuntu 16.04

When a developer is making continuous changes to an application, a deployment system with webhooks can streamline development, particularly for teams. Integrating Slack notifications for code changes into a team’s workflow can also be helpful if part of the team relies on back-end software like an API. In this tutorial, you will set up an application with `create-react-app` and configure a webhook deployment system that integrates with GitHub and Slack.

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Ubuntu 16.04 — php-horde-css-parser — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — php-horde-css-parser — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 31 January 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7502-1 Related CVEs: CVE-2020-13756 Upstream summary: It was discovered that Horde Css Parser did not correctly handle parsing uncontrolled CSS data. An attacker could possibly use this issue to perform […]

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Common Problems 118439

Ubuntu 16.04 LTS UFW Rules Block Return Traffic

🟡 Medium   ⏱ 5–30 min  Last verified: 29 January 2021 Affected versions: 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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Common Problems 118515

snapd Installation or Refresh Failures on Ubuntu 16.04

🟡 Medium   ⏱ 5–30 min  Last verified: 28 January 2021 📖 ~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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Common Problems 118518

sudo: unable to resolve host

🟡 Medium   ⏱ 5–30 min  Last verified: 25 January 2021 📖 ~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 — horizon — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — horizon — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 January 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4675-1 Related CVEs: CVE-2020-29565 Upstream summary: Pritam Singh discovered that OpenStack Horizon incorrectly validated certain parameters. An attacker could possibly use this issue to cause OpenStack Horizon to redirect to […]

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Ubuntu 16.04 — adminer — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — adminer — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 January 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5271-1 Related CVEs: CVE-2020-35572 CVE-2021-21311 CVE-2021-29625 Upstream summary: It was discovered that Adminer did not escape data in the history parameter of the default URI. A remote attacker could possibly […]

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Как установить Node.js в Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Как установить Node.js в Ubuntu 16.04

Node.js это платформа для разработки приложений на языке JavaScript, позволяющая быстро создавать приложения, работающие в сети. Использование JavaScript одновременно на клиентской и на серверной стороне позволяет сделать разработку более унифицированной и спроектированной в…

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