ubuntu

Common Problems 117022

Ubuntu 22.04 Docker permission denied for non-root user

🟡 Medium   ⏱ 5–30 min  Last verified: 26 June 2022 📖 ~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 116904

Ubuntu 22.04 LTS Unmet Dependencies After Partial Upgrade

🟡 Medium   ⏱ 5–30 min  Last verified: 25 June 2022 📖 ~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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Ubuntu 16.04 — linux-raspi2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — linux-raspi2 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 June 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4916-2 Related CVEs: https://launchpad.net/bugs/1924611 CVE-2021-29154 CVE-2021-3493 CVE-2015-1350 CVE-2017-16644 CVE-2017-5967 CVE-2018-13095 CVE-2019-16231  +12 more Upstream summary: USN-4916-1 fixed vulnerabilities in the Linux kernel. Unfortunately, the fix for CVE-2021-3493 introduced a memory […]

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Ubuntu 22.04 — hibagent — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — hibagent — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 June 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6493-1 Related CVEs: https://launchpad.net/bugs/2043739 Upstream summary: On Ubuntu 20.04 LTS and Ubuntu 22.04 LTS, the hibagent package has been updated to add IMDSv2 support, as IMDSv1 uses an insecure protocol […]

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Ubuntu 14.04 — apache-log4j1.2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — apache-log4j1.2 — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 June 2022 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7590-1 Related CVEs: CVE-2022-23305 CVE-2022-23302 CVE-2022-23307 Upstream summary: It was discovered that several deserialization issues existed within Apache Log4j. An attacker could possibly use these issues to enable the execution […]

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Ubuntu 18.04 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 June 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5087-1 Related CVEs: CVE-2021-30858 CVE-2021-21775 CVE-2021-21779 CVE-2021-30663 CVE-2021-30665 CVE-2021-30689 CVE-2021-30720 CVE-2021-30734  +12 more Upstream summary: A large number of security issues were discovered in the WebKitGTK Web and JavaScript engines. […]

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Ubuntu 20.04 — linux-oracle-5.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — linux-oracle-5.11 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 24 June 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5265-1 Related CVEs: CVE-2020-27820 CVE-2021-3640 CVE-2021-3752 CVE-2021-3772 CVE-2021-4001 CVE-2021-4090 CVE-2021-4093 CVE-2021-4202  +12 more Upstream summary: Jeremy Cline discovered a use-after-free in the nouveau graphics driver of the Linux kernel during […]

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Ubuntu 16.04 — lynx — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — lynx — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 24 June 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4800-1 Related CVEs: CVE-2016-9179 CVE-2017-1000211 CVE-2021-38165 Upstream summary: It was discovered that Lynx incorrectly handled certain URLs. A remote attacker could possibly use this issue to obtain sensitive information or […]

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How To Install and Configure Laravel with Nginx on Ubuntu 22.04 (LEMP) — step-by-step Linux tutorial on Progressive Robot

How To Install and Configure Laravel with Nginx on Ubuntu 22.04 (LEMP)

Laravel is an open-source PHP framework that provides a set of tools and resources to build modern PHP applications. With a complete ecosystem leveraging its built-in features, Laravel’s popularity has grown rapidly in the past few years, with many developers adopting it as their framework of choice for a streamlined development process.

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