ubuntu

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

Ubuntu 16.04 — audacity — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7211-1 Related CVEs: CVE-2020-11867 Upstream summary: Mike Salvatore discovered that Audacity incorrectly handled default permissions of temporary files created by the application. An attacker could possibly use this issue to […]

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Ubuntu 20.04 — php-pear — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — php-pear — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5027-1 Related CVEs: CVE-2021-32610 CVE-2020-36193 CVE-2020-28948 CVE-2020-28949 Upstream summary: It was discovered that PEAR incorrectly handled symbolic links in archives. A remote attacker could possibly use this issue to execute […]

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

Ubuntu 16.04 — oddjob — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 February 2021 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5169-1 Related CVEs: CVE-2020-10737 Upstream summary: Matthias Gerstner discovered that there was a race condition in the mkhomedir tool shipped with the oddjob package. An authenticated attacker could use this […]

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Common Problems 118959

Ubuntu 14.04 LTS – root filesystem full causes service outages

🔴 Critical   ⏱ 5–30 min  Last verified: 15 February 2021 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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Common Problems 118474

Ubuntu 16.04 LTS NTP drift causes TLS and token validation failures

🟡 Medium   ⏱ 5–30 min  Last verified: 15 February 2021 Affected versions: 16.04 📖 ~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 […]

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Ubuntu 20.04 — libexif — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — libexif — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 15 February 2021 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4624-1 Related CVEs: CVE-2020-0452 CVE-2020-0093 CVE-2020-0182 CVE-2020-0198 CVE-2020-13112 CVE-2020-13113 CVE-2020-13114 CVE-2018-20030  +1 more Upstream summary: It was discovered that libexif incorrectly handled certain inputs. An attacker could possibly use this […]

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

Ubuntu 18.04 — cpanminus — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 February 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5230-1 Related CVEs: CVE-2020-16154 Upstream summary: It was discovered that App::cpanminus did not properly verify CHECKSUMS files. An attacker could possibly use this issue to bypass signature verification, gaining access […]

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How To Store Gitea Repositories on a Separate Volume — step-by-step Docker tutorial on Progressive Robot

How To Store Gitea Repositories on a Separate Volume

Gitea is a popular source code management service that hosts your Git repositories. While those repositories can safely be stored on the same disk running Gitea itself, external storage solutions such as block storage or networked file storage can help keep costs down when it comes to hardware requirements and allow for easier back-up and restore. This tutorial walks you through the steps of storing your Gitea repositories on a separate block storage volume.

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Common Problems 118493

Ubuntu 16.04 LTS – OOM killer terminates critical services – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 14 February 2021 Affected versions: Ubuntu 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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