ubuntu

Ubuntu 18.04 — freeradius — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — freeradius — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 23 August 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5785-1 Related CVEs: CVE-2019-17185 CVE-2022-41860 CVE-2022-41861 CVE-2019-11234 CVE-2019-11235 Upstream summary: It was discovered that FreeRADIUS incorrectly handled multiple EAP-pwd handshakes. An attacker could possibly use this issue to cause a […]

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Ubuntu 18.04 — libgoogle-gson-java — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — libgoogle-gson-java — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 August 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6692-1 Related CVEs: CVE-2022-25647 Upstream summary: It was discovered that Gson incorrectly handled deserialization of untrusted input data. If a user or an automated system were tricked into opening a […]

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Ubuntu 16.04 — unzip — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — unzip — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 August 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5673-1 Related CVEs: CVE-2021-4217 CVE-2022-0529 CVE-2022-0530 https://launchpad.net/bugs/1957077 CVE-2014-9913 CVE-2016-9844 CVE-2018-1000035 CVE-2018-18384  +1 more Upstream summary: It was discovered that unzip did not properly handle unicode strings under certain circumstances. If […]

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How To Set Up the code-server Cloud IDE Platform on Ubuntu 22.04 — step-by-step Linux tutorial on Progressive Robot

How To Set Up the code-server Cloud IDE Platform on Ubuntu 22.04

code-server is Microsoft Visual Studio Code running on a remote server and accessible directly from your browser as a cloud IDE (Integrated Development Environment). In this tutorial, you will set up the code-server cloud IDE platform on Ubuntu 22.04 and expose it at your domain, secured with Let’s Encrypt TLS certificates.

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Como Instalar o MongoDB no Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar o MongoDB no Ubuntu 16.04

O MongoDB é um banco de dados livre e open-source de documentos NoSQL utilizado comumente nas modernas aplicações web. Este tutorial irá ajudá-lo a configurar o MongoDB em seu servidor para um ambiente de produção de aplicações. <$>[note] No momento dessa publicação, os…

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Ubuntu 16.04 — php-dompdf — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — php-dompdf — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 August 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6277-1 Related CVEs: CVE-2014-5011 CVE-2014-5012 CVE-2014-5013 CVE-2021-3838 CVE-2022-2400 Upstream summary: It was discovered that Dompdf was not properly validating untrusted input when processing HTML content under certain circumstances. An attacker […]

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Ubuntu 22.04 — varnish — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — varnish — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 21 August 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7372-1 Related CVEs: CVE-2022-45060 CVE-2019-20637 CVE-2020-11653 CVE-2021-36740 CVE-2022-23959 Upstream summary: Martin van Kervel Smedshammer discovered that Varnish did not properly sanitize certain HTTP headers. A remote attacker could possibly use […]

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

Ubuntu 18.04 — plantuml — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 21 August 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7353-1 Related CVEs: CVE-2022-1231 Upstream summary: Tobias S. Fink discovered that PlantUML was susceptible to cross-site scripting attacks (XSS) in instances where SVG images were rendered. An attacker could possibly […]

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Common Problems 116913

Ubuntu 22.04 LTS – boot drops to initramfs after unclean shutdown – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 August 2022 Affected versions: Ubuntu 22.04 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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