April 2021 - Page 21 of 62

FreeBSD 13 — linux-firefox-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — linux-firefox-devel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 21 April 2021 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Mozilla — multiple vulnerabilities Related CVEs: CVE-2006-3113 CVE-2006-3677 CVE-2006-3801 CVE-2006-3802 CVE-2006-3803 CVE-2006-3804 CVE-2006-3805 CVE-2006-3806  +12 more Upstream summary: The Mozilla Project reports: MFSA 2011-12 Miscellaneous memory safety hazards MFSA 2011-13 […]

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AlmaLinux 8 — mingw-glib2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — mingw-glib2 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2021:4526 Related CVEs: CVE-2021-27218 CVE-2021-27219 Upstream summary: GLib provides the core application building blocks for libraries and applications written in C. It provides the core object system used in GNOME, the main […]

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

Oracle Linux 8 — lldpad — security and stability fixes — required update (ELSA-2019-3673)

🟢 Low   ⏱ 5–15 min  Last verified: 20 April 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2019-3673 Related CVEs: CVE-2018-10932 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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AlmaLinux 8 — libXt — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — libXt — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2019:3412 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 117479

Ubuntu 20.04 NVIDIA driver install or upgrade issues

🟡 Medium   ⏱ 5–30 min  Last verified: 20 April 2021 📖 ~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 Use Amanda for Enterprise Backup on SLES 15 — step-by-step SUSE Linux Enterprise 15 tutorial on Progressive Robot

How to Use Amanda for Enterprise Backup on SLES 15

Introduction This tutorial covers How to Use Amanda for Enterprise Backup 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. Prerequisites Ensure your SLES 15 system is up to date: […]

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How to Enable Credential Guard on Windows Server 2012 R2 — step-by-step Windows Server 2012 R2 tutorial on Progressive Robot

How to Enable Credential Guard on Windows Server 2012 R2

How to Harden Credential Protection on Windows Server 2012 R2 Protecting credentials from theft is one of the most critical security objectives for any Windows Server environment. Credential Guard, which uses virtualization-based security to isolate credential material from the OS kernel, is a Windows Server 2016 and later feature and is not available on Windows […]

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AlmaLinux 8 — dconf — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — dconf — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALBA-2021:1848 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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