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Oracle Linux 9 — protobuf — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — protobuf — vulnerability — patch and remediation guide (ELSA-2025-7138)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 August 2022 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7138 Related CVEs: CVE-2022-1941 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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Oracle Linux 8 — device-mapper-multipath — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — device-mapper-multipath — vulnerability — patch and remediation guide (ELSA-2022-7192)

🟠 High   ⏱ 15–60 min  Last verified: 25 August 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-7192 Related CVEs: CVE-2022-41974 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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Alpine Linux edge — epiphany — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — epiphany — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 42.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — epiphany 42.2-r0 Related CVEs: CVE-2022-29536 CVE-2021-45085 CVE-2021-45086 CVE-2021-45087 CVE-2021-45088 Upstream summary: Alpine community repository for vedge ships epiphany 42.2-r0 which addresses CVE-2022-29536. Table of contents […]

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Oracle Linux 8 — ELSA-2022-9058-1: prometheus-jmx-exporter — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — ELSA-2022-9058-1: prometheus-jmx-exporter — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 August 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-9058-1 Related CVEs: CVE-2022-1471 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 117018

Ubuntu 22.04 LTS – netplan apply drops network connectivity – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 25 August 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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Oracle Linux 8 — binutils — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — binutils — security and stability fixes — required update (ELSA-2020-1797)

🟢 Low   ⏱ 5–15 min  Last verified: 24 August 2022 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2020-1797 Related CVEs: CVE-2019-1010204 CVE-2019-17451 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 120692

Debian 11 – Certbot Renewal Fails in Automation – Reliable ACME Recovery

🟠 High   ⏱ 5–30 min  Last verified: 24 August 2022 Affected versions: Debian 11 📖 ~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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IBM AIX 7.3 — CVE-1999-0017 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-1999-0017 — vulnerability — patch and remediation guide

🟠 High   ⏱ 30–90 min  Last verified: 24 August 2022 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-1999-0017, IBM PSIRT advisory page CVE: CVE-1999-0017 NVD summary: FTP servers can allow an attacker to connect to arbitrary ports on machines other than the FTP client, aka FTP bounce. References: exchange.xforce.ibmcloud.com/vulnerabilities/CVE […]

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Common Problems 118488

systemd-journald consuming excessive disk space

🟡 Medium   ⏱ 5–30 min  Last verified: 24 August 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 Configure VNC Server on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Configure VNC Server on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to configure vnc server on IBM AIX 7.3 with practical […]

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