ubuntu

How To Install LAMP on Ubuntu 14.04 [Quickstart] — step-by-step Linux tutorial on Progressive Robot

How To Install LAMP on Ubuntu 14.04 [Quickstart]

The LAMP stack (Linux, Apache, MySQL, PHP) is a group of open source software that is typically installed together to enable a server to host dynamic PHP websites and web apps. This guide includes the steps to set up a LAMP stack on Ubuntu 14.04, on a single server, so you can quickly get your PHP application up and running.

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

Ubuntu 16.04 — elfutils — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 14 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6322-1 Related CVEs: CVE-2018-16062 CVE-2018-16403 CVE-2018-18310 CVE-2018-18520 CVE-2018-18521 CVE-2019-7149 CVE-2019-7150 CVE-2019-7665  +12 more Upstream summary: It was discovered that elfutils incorrectly handled certain malformed files. If a user or automated […]

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Ubuntu 18.04 — brotli — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — brotli — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 13 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4568-1 Related CVEs: CVE-2020-8927 Upstream summary: It was discovered that Brotli incorrectly handled certain inputs. An attacker could possibly use this issue to cause a crash. Table of contents Symptom […]

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Common Problems 118496

Ubuntu 16.04 LTS – /var reaches 100 percent and services fail

🟠 High   ⏱ 5–30 min  Last verified: 12 February 2020 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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 16.04 — thunderbird — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — thunderbird — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 11 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4421-1 Related CVEs: CVE-2020-12398 CVE-2020-12399 CVE-2020-12405 CVE-2020-12406 CVE-2020-12410 CVE-2020-12417 CVE-2020-12418 CVE-2020-12419  +12 more Upstream summary: Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening […]

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Ubuntu 18.04 — aria2 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — aria2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 11 February 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4869-1 Related CVEs: CVE-2019-3500 Upstream summary: It was discovered that aria2 could accidentally leak authentication data. An attacker could possibly use this to gain access to sensitive information. Table of […]

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Ubuntu 16.04 — spice — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — spice — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 11 February 2020 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4572-1 Related CVEs: CVE-2020-14355 CVE-2019-3813 CVE-2017-7506 CVE-2016-9577 CVE-2016-9578 CVE-2016-0749 CVE-2016-2150 Upstream summary: Frediano Ziglio discovered that Spice incorrectly handled QUIC image decoding. A remote attacker could use this to cause […]

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How To Install Tinc and Set Up a Basic VPN on Ubuntu 14.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Tinc and Set Up a Basic VPN on Ubuntu 14.04

In this tutorial, we will go over how to use Tinc, an open source Virtual Private Network (VPN) daemon, to create a secure VPN that your servers can communicate on as if they were on a local network. We will also demonstrate how to use Tinc to set up a secure tunnel into a private network. We will be using Ubuntu 14.04 servers, but the configurations can be adapted for use with any other OS.

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Common Problems 119112

Ubuntu 14.04 LTS LightDM login loop after desktop update

🟠 High   ⏱ 5–30 min  Last verified: 9 February 2020 Affected versions: 14.04 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 118516

Ubuntu 16.04 LTS – LVM volume group not activating at boot

🟠 High   ⏱ 5–30 min  Last verified: 9 February 2020 Affected versions: Ubuntu 16.04 LTS Ubuntu 16.04 Ubuntu 16.04.7 📖 ~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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