2020 - Page 209 of 735

Gentoo Linux — net-analyzer/ossec-hids — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on Gentoo Linux

Gentoo Linux — net-analyzer/ossec-hids — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Gentoo Linux 📖 ~4 min read  •  Source: Gentoo GLSA GLSA-202007-33 Related CVEs: CVE-2020-8442 CVE-2020-8443 CVE-2020-8444 CVE-2020-8445 CVE-2020-8446 CVE-2020-8447 CVE-2020-8448 Upstream summary: Multiple vulnerabilities have been discovered in OSSEC. Please review the CVE identifiers referenced below for details. Table of contents Symptom […]

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Oracle Linux 8 — libpcap security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — libpcap security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2020-4547)

🟢 Low   ⏱ 5–15 min  Last verified: 16 September 2020 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-4547 Related CVEs: CVE-2019-15165 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & Acceptance […]

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Common Problems 118125

Ubuntu 18.04 LTS – Certbot renewal fails because port 80 is in use – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 16 September 2020 Affected versions: Ubuntu 18.04 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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CHAT