Ubuntu 18.04

Ubuntu 18.04 — libphp-adodb — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libphp-adodb — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 3 July 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6825-1 Related CVEs: CVE-2016-4855 CVE-2016-7405 CVE-2021-3850 Upstream summary: It was discovered that the PDO driver in ADOdb was incorrectly handling string quotes. A remote attacker could possibly use this issue […]

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Ubuntu 18.04 — libtar — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libtar — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 30 June 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7398-1 Related CVEs: CVE-2021-33643 CVE-2021-33644 CVE-2021-33645 CVE-2021-33646 Upstream summary: It was discovered that libtar may perform out-of-bounds reads when processing specially crafted tar files. An attacker could possibly use this […]

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How To Fix Corrupted Tables in MySQL — step-by-step Linux tutorial on Progressive Robot

How To Fix Corrupted Tables in MySQL

Occasionally, MySQL tables can become corrupted, meaning that an error has occurred and the data held within them is unreadable. Attempts to read from a corrupted table will usually lead to the server crashing. Some common causes of corrupted tables are: The MySQL server stops in middle…

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Cómo instalar y configurar Nextcloud en Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Cómo instalar y configurar Nextcloud en Ubuntu 18.04

Nextcloud, una bifurcación de ownCloud, es un servidor para el intercambio de archivos que le permite almacenar su contenido personal, como documentos e imágenes, en una ubicación centralizada, similar a Dropbox. La diferencia con Nextcloud es que…

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Comment configurer des clés SSH sur Ubuntu 18.04 — step-by-step Linux tutorial on Progressive Robot

Comment configurer des clés SSH sur Ubuntu 18.04

SSH, ou secure shell, est un protocole crypté utilisé pour administrer et communiquer avec des serveurs. Lorsque vous travaillez avec un serveur Ubuntu, il y a de fortes chances que vous passiez la majeure partie de votre temps dans une session terminal connectée à votre…

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Ubuntu 18.04 — linux-oem-osp1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — linux-oem-osp1 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 June 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4627-1 Related CVEs: CVE-2020-8694 CVE-2020-12351 CVE-2020-12352 CVE-2020-24490 CVE-2020-16119 CVE-2020-16120 CVE-2020-14386 CVE-2020-12771  +12 more Upstream summary: Moritz Lipp, Michael Schwarz, Andreas Kogler, David Oswald, Catherine Easdon, Claudio Canella, and Daniel Gruss […]

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

Ubuntu 18.04 — ipmitool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 June 2021 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5997-1 Related CVEs: CVE-2020-5208 Upstream summary: It was discovered that IPMItool was not properly checking the data received from a remote LAN party. A remote attacker could possibly use this […]

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Common Problems 117906

Ubuntu 18.04 LTS – apt update fails with Release file not valid yet – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 19 June 2021 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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