2021 - Page 471 of 759

FreeBSD 13 — opera — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — opera — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 22 May 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: opera — moderately severe issue Related CVEs: CVE-2004-0411 CVE-2004-0717 CVE-2004-0718 CVE-2004-0721 CVE-2004-1156 CVE-2004-1157 CVE-2004-1158 CVE-2004-1160  +12 more Upstream summary: Opera reports: Fixed a moderately severe issue, as reported by Attila […]

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How to Install Jupyter Notebook on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Jupyter Notebook on RHEL 7

How to Install Jupyter Notebook on RHEL 7 Jupyter Notebook is a browser-based interactive computing environment used extensively in data science, machine learning, and scientific research. It allows you to write Python code, run it in cells, visualize data inline, and document your analysis—all in one place. This guide covers two installation methods on Red […]

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Oracle Linux 8 — bash — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — bash — security and stability fixes — required update (ELSA-2021-1679)

🟢 Low   ⏱ 5–15 min  Last verified: 21 May 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-1679 Related CVEs: CVE-2019-18276 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 119041

Ubuntu 14.04 LTS SSL handshake failures after certificate chain update

🟠 High   ⏱ 5–30 min  Last verified: 21 May 2021 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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How to Set Up a Kubernetes Dashboard on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Set Up a Kubernetes Dashboard on SLES 15

Introduction This tutorial covers How to Set Up a Kubernetes Dashboard on SLES 15 on SLES 15. SLES 15 (SUSE Linux Enterprise Server 16) is SUSE’s enterprise-grade Linux distribution. It uses the zypper package manager, AppArmor for mandatory access control, and systemctl for service management. Step 1 — Disable Swap swapoff -a sed -i ‘/ […]

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Common Problems 117402

Ubuntu 20.04 LTS – apt update fails with Release file not valid yet – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 May 2021 Affected versions: Ubuntu 20.04 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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AlmaLinux 8 — google-noto-cjk-fonts — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — google-noto-cjk-fonts — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALEA-2019:3367 Upstream summary: For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section. Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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Common Problems 113499

Windows Server 2012 R2 – AD CS certificate template error – The requested certificate template is not supported – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 May 2021 Affected versions: Windows Server 2012 R2 📖 ~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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Common Problems 112483

Windows Server 2019 — IPv6 stateless DHCP options not delivered reliably to dual-stack clients — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 21 May 2021 Affected versions: Windows Server 2019 📖 ~2 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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