May 2023 - Page 40 of 72

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — firefox — vulnerability — patch and remediation guide (ELSA-2022-4776)

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-4776 Related CVEs: CVE-2022-1529 CVE-2022-1802 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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Oracle Linux 9 — linux-firmware — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — linux-firmware — vulnerability — patch and remediation guide (ELSA-2023-12656)

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-12656 Related CVEs: CVE-2023-20593 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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Como configurar uma montagem NFS no Ubuntu 20.04 — step-by-step Linux tutorial on Progressive Robot

Como configurar uma montagem NFS no Ubuntu 20.04

NFS, ou Network File System, é um protocolo de sistema distribuído de arquivos que permite a montagem de diretórios remotos no seu servidor. Isso permite que você gerencie o espaço de armazenamento em um local diferente e grave nesse espaço a partir de vários clientes. O NFS…

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How to Set Up Health Attestation Service on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Set Up Health Attestation Service on Windows Server 2022

What Is Device Health Attestation? Device Health Attestation (DHA) is a Windows platform service that allows organisations to verify the security posture of endpoints at boot time. Rather than relying on software-based reports that malware could falsify, DHA uses hardware-rooted measurements collected by the Trusted Platform Module (TPM) and the Windows boot process to attest […]

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openSUSE Tumbleweed — peazip — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — peazip — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2023:0071-1 (see also SUSE bugzilla) Related CVEs: CVE-2023-24785 Upstream summary: An issue in Giorgio Tani peazip v.9.0.0 allows attackers to cause a denial of service via the End of Archive tag function […]

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Oracle Linux 9 — frr security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — frr security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-2202)

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-2202 Related CVEs: CVE-2022-37032 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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Windows Server 2019 — KB5022893 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5022893 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5022893 • MSRC update-guide entry Related CVEs: CVE-2023-21692 CVE-2023-21684 CVE-2023-21701 CVE-2023-21797 CVE-2023-21798 CVE-2023-21799 CVE-2023-21801 CVE-2023-21802  +12 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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Common Problems 121471

Debian 9 – NO_PUBKEY and Repository Signature Failures – apt Trust Repair

🟠 High   ⏱ 5–30 min  Last verified: 19 May 2026 Affected versions: Debian 9 📖 ~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 113423

Windows Server 2012 R2 — Server remains stuck in Safe Mode on every restart — Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 29 May 2026 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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