ubuntu

Common Problems 118401

Ubuntu 16.04 Drops to Initramfs Unable to Find Root Filesystem

🟡 Medium   ⏱ 5–30 min  Last verified: 27 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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Common Problems 116940

Ubuntu 22.04 LTS /boot Full Causes Kernel Upgrade Failures

🟡 Medium   ⏱ 5–30 min  Last verified: 27 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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How To Install Froxlor Server Management Panel on Ubuntu 12.04 — step-by-step Linux tutorial on Progressive Robot

How To Install Froxlor Server Management Panel on Ubuntu 12.04

Froxlor is a server management control panel that can be used to manage multi-user or shared servers. It is an alternative to cPanel or Webmin that allows system administrators to manage customer contact information, as well as the domain names, email accounts, FTP accounts, support tickets, and webroots that are associated with them.

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Common Problems 117923

Ubuntu 18.04 LTS SSH login denied after hardening changes

🟡 Medium   ⏱ 5–30 min  Last verified: 26 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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Common Problems 117090

Ubuntu 22.04 LTS Logrotate Fails and /var Grows Unbounded

🟡 Medium   ⏱ 5–30 min  Last verified: 26 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 22.04 — kitty — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — kitty — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 26 November 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-5659-1 Related CVEs: CVE-2020-35605 CVE-2022-41322 Upstream summary: Stephane Chauveau discovered that kitty incorrectly handled image filenames with special characters in error messages. A remote attacker could possibly use this to […]

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Common Problems 116942

Ubuntu 22.04 high CPU usage from gnome-shell

🟡 Medium   ⏱ 5–30 min  Last verified: 25 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 22.04 — libfile-find-rule-perl — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libfile-find-rule-perl — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 November 2022 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7620-1 Related CVEs: CVE-2011-10007 Upstream summary: Kevin Ryde discovered that File::Find::Rule incorrectly handled certain file names. An attacker could possibly use this issue to execute arbitrary code. Table of contents […]

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Common Problems 116959

Ubuntu 22.04 LTS – cloud-init repeatedly overwrites network settings

🟡 Medium   ⏱ 5–30 min  Last verified: 24 November 2022 Affected versions: Ubuntu 22.04 LTS Ubuntu 22.04 Ubuntu 22.04.4 📖 ~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 117135

Ubuntu 22.04 LTS – Cron jobs stop running due to invalid crontab entry – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 23 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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