ubuntu

Common Problems 118543

Ubuntu 16.04 LTS – GRUB update fails and kernel entry is missing – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 November 2022 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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Common Problems 117052

Ubuntu 22.04 microphone not recording

🟡 Medium   ⏱ 5–30 min  Last verified: 7 November 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 20.04 — networkd-dispatcher — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — networkd-dispatcher — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 November 2022 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5395-2 Related CVEs: https://launchpad.net/bugs/1971550 CVE-2022-29799 CVE-2022-29800 Upstream summary: USN-5395-1 fixed vulnerabilities in networkd-dispatcher. Unfortunately that update was incomplete and could introduce a regression. This update fixes the problem. We apologize […]

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

Ubuntu 18.04 — memcached — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 7 November 2022 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6382-1 Related CVEs: CVE-2022-48571 CVE-2019-15026 CVE-2019-11596 Upstream summary: It was discovered that Memcached incorrectly handled certain multi-packet uploads in UDP. An attacker could possibly use this issue to cause a […]

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

Ubuntu 22.04 — booth — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 6 November 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5556-1 Related CVEs: CVE-2022-2553 Upstream summary: It was discovered that Booth incorrectly handled user authentication. An attacker could use this vulnerability to cause a denial of service. Table of contents […]

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Common Problems 117023

Ubuntu 22.04 LTS – disk fills from oversized journald logs – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 5 November 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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Comment installer Git sur CentOS 8 — step-by-step Linux tutorial on Progressive Robot

Comment installer Git sur CentOS 8

Les systèmes de contrôle de version sont une partie indispensable du développement de logiciels modernes. Le versionnage vous permet de garder une trace de votre logiciel au niveau de la source. Vous pouvez suivre les modifications, revenir aux étapes précédentes et créer des…

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Ubuntu 16.04 — zlib — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 16.04

Ubuntu 16.04 — zlib — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 5 November 2022 Affected versions: Ubuntu 16.04 (xenial) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5570-1 Related CVEs: CVE-2022-37434 CVE-2018-25032 CVE-2016-9840 CVE-2016-9841 CVE-2016-9842 CVE-2016-9843 Upstream summary: Evgeny Legerov discovered that zlib incorrectly handled memory when performing certain inflate operations. An attacker could use this issue […]

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Common Problems 116948

Ubuntu 22.04 LTS – temporary failure resolving hostnames breaks updates – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 4 November 2022 Affected versions: Ubuntu 22.04 LTS (Jammy) 📖 ~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 […]

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