Logging Monitoring

openSUSE Tumbleweed — ganglia-web — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — ganglia-web — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2022:3895-1 (see also SUSE bugzilla) Related CVEs: CVE-2019-20378 Upstream summary: ganglia-web (aka Ganglia Web Frontend) through 3.7.5 allows XSS via the header.php ce parameter. Table of contents Symptom & Impact Environment & […]

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SLES 15 — dom4j — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — dom4j — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 8 July 2020 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2020:1382-1 (see also SUSE bugzilla) Related CVEs: CVE-2020-10683 CVE-2018-1000632 Upstream summary: dom4j before 2.0.3 and 2.1.x before 2.1.3 allows external DTDs and External Entities by default, which might enable XXE attacks. However, […]

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Common Problems 119003

Ubuntu 14.04 LTS black screen after suspend resume

🟡 Medium   ⏱ 5–30 min  Last verified: 7 July 2020 📖 ~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 115485

RHEL 7 httpd Won’t Start Because Port 80 Is In Use

🟠 High   ⏱ 5–30 min  Last verified: 7 July 2020 Affected versions: RHEL 7 📖 ~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 112462

Windows Server 2019 – AppLocker rule conflict blocking legitimate apps – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 7 July 2020 Affected versions: Windows Server 2019 📖 ~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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How to Use IBM FlashSystem with AIX on IBM AIX 7.2 — step-by-step IBM AIX 7.2 tutorial on Progressive Robot

How to Use IBM FlashSystem with AIX on IBM AIX 7.2

Introduction IBM AIX 7.2 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 7.2 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to use ibm flashsystem with aix on ibm aix 7.2 […]

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Ubuntu 18.04 — golang-websocket — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — golang-websocket — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 7 July 2020 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6208-1 Related CVEs: CVE-2020-27813 Upstream summary: It was discovered that Gorilla WebSocket incorrectly handled decoding WebSocket frames. An attacker could possibly use this issue to cause a crash, resulting in […]

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How to Install MySQL 8 on Debian 10 — step-by-step Debian 10 tutorial on Progressive Robot

How to Install MySQL 8 on Debian 10

Introduction How to Install MySQL 8 on Debian 10 is a fundamental operation for any administrator maintaining a Debian 10 Buster server. Debian 10 Buster ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 10. This […]

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Ubuntu 14.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — firefox — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 7 July 2020 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-3918-4 Related CVEs: https://launchpad.net/bugs/1825051 https://launchpad.net/bugs/1822185 CVE-2019-9788 CVE-2019-9789 CVE-2019-9790 CVE-2019-9791 CVE-2019-9792 CVE-2019-9793  +12 more Upstream summary: USN-3918-1 fixed vulnerabilities in Firefox. The update caused web compatibility and performance issues with some […]

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