ubuntu

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

Ubuntu 14.04 — vlc — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 June 2019 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4805-1 Related CVEs: CVE-2017-10699 CVE-2018-11529 Upstream summary: It was discovered that VLC mishandled certain crafted media files. An attacker could use this vulnerability to cause a denial of service (crash) […]

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How To Use Gitolite to Control Access to a Git Server on an Ubuntu 12.04 VPS — step-by-step Linux tutorial on Progressive Robot

How To Use Gitolite to Control Access to a Git Server on an Ubuntu 12.04 VPS

Git is a very popular distributed version control system. When working on multiple projects in git with different collaborators, you need to control who has access to what. Gitolite is an access control layer that can be implemented on top of git to provide that level of control. In this guide, we will discuss how to install and configure gitolite on an Ubuntu 12.04 system.

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Common Problems 119104

Ubuntu 14.04 LTS sudo apt-get Dist-Upgrade Hangs Indefinitely

🟡 Medium   ⏱ 5–30 min  Last verified: 16 June 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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Common Problems 117976

Ubuntu 18.04 LTS – initramfs drops to BusyBox with UUID not found – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 15 June 2019 Affected versions: Ubuntu 18.04 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 119040

Ubuntu 14.04 LTS Apache 2.4 Fails Config Test on VirtualHost Changes

🟡 Medium   ⏱ 5–30 min  Last verified: 14 June 2019 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 118028

Ubuntu 18.04 LTS – swap exhaustion leads to OOM kills under peak load – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 12 June 2019 Affected versions: Ubuntu 18.04 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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Ubuntu 16.04 — libvirt — multiple vulnerabilities (17 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — libvirt — multiple vulnerabilities (17 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 12 June 2019 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4047-1 Related CVEs: CVE-2019-10161 CVE-2019-10166 CVE-2019-10167 CVE-2019-10168 CVE-2018-12126 CVE-2018-12127 CVE-2018-12130 CVE-2019-11091  +9 more Upstream summary: Matthias Gerstner and Ján Tomko discovered that libvirt incorrectly handled certain API calls. An attacker […]

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