July 2025 - Page 10 of 101

Common Problems 111108

Windows Server 2025 — User login fails with Event ID 4625 bad password despite correct password — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 July 2025 Affected versions: Windows Server 2025 📖 ~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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Alpine Linux 3.20 — libjpeg-turbo — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.20

Alpine Linux 3.20 — libjpeg-turbo — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.20 / fixed in 2.1.5.1-r4 📖 ~4 min read  •  Source: Alpine secdb entry — libjpeg-turbo 2.1.5.1-r4 Related CVEs: CVE-2023-2804 CVE-2021-20205 CVE-2020-35538 CVE-2020-13790 CVE-2019-2201 CVE-2018-20330 CVE-2018-19664 CVE-2018-11813  +1 more Upstream summary: Alpine main repository for vv3.20 ships libjpeg-turbo 2.1.5.1-r4 which […]

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

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2025-16108)

🟠 High   ⏱ 15–60 min  Last verified: 29 July 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-16108 Related CVEs: CVE-2025-10527 CVE-2025-10528 CVE-2025-10529 CVE-2025-10532 CVE-2025-10533 CVE-2025-10536 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Mount NFS Shares on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Mount NFS Shares on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying mount nfs shares both straightforward and auditable. This tutorial covers the complete procedure for how to Mount NFS Shares on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before you begin, […]

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openSUSE Leap 15.6 — qatlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — qatlib — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:3942-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-28885 CVE-2024-31074 CVE-2024-33617 Upstream summary: Observable discrepancy in some Intel(R) QAT Engine for OpenSSL software before version v1.6.1 may allow information disclosure via network […]

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Oracle Linux 10 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — kernel — vulnerability — patch and remediation guide (ELSA-2025-15447)

🟠 High   ⏱ 15–60 min  Last verified: 29 July 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-15447 Related CVEs: CVE-2025-37803 CVE-2025-22097 CVE-2025-38350 CVE-2025-38449 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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openSUSE Leap 15.6 — libtasn1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Leap 15.6

openSUSE Leap 15.6 — libtasn1 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Leap 15.6 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:14756-1 (see also SUSE bugzilla) Related CVEs: CVE-2024-12133 CVE-2025-13151 Upstream summary: A flaw in libtasn1 causes inefficient handling of specific certificate data. When processing a large number of elements in a […]

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Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2025-20520)

🟠 High   ⏱ 15–60 min  Last verified: 29 July 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-20520 Related CVEs: CVE-2025-37752 CVE-2024-53100 CVE-2023-6931 CVE-2024-36350 CVE-2025-38089 CVE-2024-57996 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Create and Manage Swap Space on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Create and Manage Swap Space on Oracle Linux 10

Introduction Setting up create and manage swap space on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Create and Manage Swap Space on Oracle Linux 10, with all the commands you need, the SELinux and firewalld […]

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Windows Server 2016 — KB5055547 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5055547 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5055547 • MSRC update-guide entry Related CVEs: CVE-2025-26663 CVE-2025-26686 CVE-2025-26670 CVE-2025-27491 CVE-2023-40547 CVE-2025-26665 CVE-2025-26669 CVE-2025-26668  +12 more Affected components: Windows Server 2016 Windows Server 2016 (Server Core installation) Microsoft summary: Use after […]

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