September 2020 - Page 27 of 66

Debian 10 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 10

Debian 10 — webkit2gtk — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Debian 10 (buster) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-8625 CVE-2019-8644 CVE-2019-8812 CVE-2019-8835 CVE-2020-10018 CVE-2020-11793 CVE-2020-9947 CVE-2020-13558  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Como Instalar e Utilizar o PostgreSQL no Ubuntu 16.04 — step-by-step Linux tutorial on Progressive Robot

Como Instalar e Utilizar o PostgreSQL no Ubuntu 16.04

Sistemas gerenciadores de banco de dados são um componente chave em muitos sites web e aplicações. Eles fornecem uma forma estruturada de armazenar, organizar, e acessar informações. PostgreSQL, ou Postgres, é um sistema gerenciador de banco de dados relacional que…

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How to Configure Teaming Network Adapters on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Teaming Network Adapters on Windows Server 2019

Introduction to NIC Teaming on Windows Server 2019 NIC Teaming (also known as Link Aggregation or Network Adapter Bonding) allows you to combine two or more physical network adapters into a single logical adapter. In Windows Server 2019, NIC Teaming is built in as a feature called Load Balancing and Failover (LBFO). The primary benefits […]

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Oracle Linux 8 — git-lfs — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — git-lfs — security and stability fixes — required update (ELSA-2023-2866)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2866 Related CVEs: CVE-2022-2880 CVE-2022-41717 CVE-2022-41715 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification […]

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Common Problems 119061

Ubuntu 14.04 LTS sudo fails due to unresolved hostname

🟢 Low   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: 14.04 📖 ~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 […]

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Common Problems 115954

Ubuntu 26.04 LTS – high CPU caused by tracker-miner or indexing services – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 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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Ubuntu 14.04 — libpam-krb5 — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — libpam-krb5 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 May 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-4314-1 Related CVEs: CVE-2020-10595 Upstream summary: Russ Allbery discovered that pam-krb5 incorrectly handled some responses. An attacker could possibly use this issue to execute arbitrary code. Table of contents Symptom […]

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Common Problems 115950

Ubuntu 26.04 LTS Netplan Apply Causes Network Loss

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Ubuntu 26.04 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 114121

RHEL 10 – SSH public key authentication denied from mislabeled user home directories – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 20 May 2026 Affected versions: RHEL 10 📖 ~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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