Logging Monitoring

How to Configure LDAP Security on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure LDAP Security on Windows Server 2022

Introduction to Domain Joining Windows and Linux Machines Active Directory Domain Services (AD DS) on Windows Server 2022 serves as the central identity and access management platform for enterprise environments. Joining both Windows and Linux machines to an AD domain enables single sign-on, centralized authentication, Group Policy enforcement, and unified user management across heterogeneous infrastructure. […]

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Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — Certain SEV Guest Configurations Might Cause Hypervisor CPU Soft-Lockup Warnings

🟠 High   ⏱ 5–30 min  Last verified: 9 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: Oracle Bug 34050377 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 […]

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Windows Server 2019 — KB5032254 — multiple vulnerabilities (14 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5032254 — multiple vulnerabilities (14 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5032254 • MSRC update-guide entry Related CVEs: CVE-2023-36397 CVE-2023-36036 CVE-2023-36428 CVE-2023-36425 CVE-2023-36424 CVE-2023-36423 CVE-2023-36705 CVE-2023-36403  +6 more Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment […]

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FreeBSD 13 — rabbitmq-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 13

FreeBSD 13 — rabbitmq-c — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2023 Affected versions: FreeBSD 13 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: RabbitMQ-C — auth credentials visible in commandline tool options Related CVEs: CVE-2019-18609 CVE-2023-35789 Upstream summary: hadmut reports: This C library includes 2 command-line tools that can take credentials as command-line […]

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Debian 11 — ruby-rails-html-sanitizer — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — ruby-rails-html-sanitizer — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 9 March 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2015-7578 CVE-2015-7579 CVE-2015-7580 CVE-2018-3741 CVE-2022-23517 CVE-2022-23518 CVE-2022-23519 CVE-2022-23520  +1 more Upstream summary: Cross-site scripting (XSS) vulnerability in the rails-html-sanitizer gem before 1.0.3 for Ruby on Rails 4.2.x and […]

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How to Configure a Virtual Host in Nginx on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure a Virtual Host in Nginx on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure a Virtual Host in Nginx on Oracle Linux 9 on Oracle Linux 9. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 9 system […]

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Ubuntu 22.04 — libcaca — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — libcaca — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 9 March 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7943-1 Related CVEs: CVE-2022-0856 Upstream summary: Han Zheng discovered that libcaca incorrectly handled certain images. An attacker could possibly use this issue to cause libcaca to crash. Table of contents […]

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SLES 15 — dhcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — dhcp — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 9 March 2023 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-IU-2021:537-1 (see also SUSE bugzilla) Related CVEs: CVE-2021-25217 CVE-2018-5732 CVE-2019-6470 CVE-2022-2928 CVE-2022-2929 CVE-2009-1892 CVE-2010-2156 CVE-2010-3611  +12 more Upstream summary: In ISC DHCP 4.1-ESV-R1 -> 4.1-ESV-R16, ISC DHCP 4.4.0 -> 4.4.2 (Other branches […]

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

Oracle Linux 9 — nss — vulnerability — patch and remediation guide (ELSA-2024-0108)

🟡 Medium   ⏱ 10–30 min  Last verified: 9 March 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-0108 Related CVEs: CVE-2023-5388 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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