Logging Monitoring

How to Configure System-Wide Crypto Policies on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure System-Wide Crypto Policies on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying configure system-wide crypto policies both straightforward and auditable. This tutorial covers the complete procedure for how to Configure System-Wide Crypto Policies on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The […]

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Common Problems 124085

Oracle Linux 10 – systemd-resolved DNS failures on internal zones – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 10 October 2025 Affected versions: Oracle Linux 10 📖 ~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 127112

CentOS Stream 10 – Common Problem 140 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 10 October 2025 Affected versions: CentOS Stream 10 📖 ~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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Amazon Linux 2023 — glib2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — glib2 — multiple vulnerabilities (9 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023-2025-1349 Related CVEs: CVE-2025-14087 CVE-2025-13601 CVE-2025-3360 CVE-2025-6052 CVE-2023-24593 CVE-2023-25180 CVE-2023-29499 CVE-2023-32611  +1 more Upstream summary: Buffer underflow on Glib through glib/gvariant via bytestring_parse() or string_parse() leads to OOB Write. (CVE-2025-14087) […]

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How to Install OpenVPN on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Install OpenVPN on Oracle Linux 10

Introduction How to Install OpenVPN on Oracle Linux 10 on Oracle Linux 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting configuration is reproducible […]

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Common Problems 124006

Oracle Linux 10 Dracut Initramfs Missing Storage Driver After Update

🔴 Critical   ⏱ 5–30 min  Last verified: 10 October 2025 Affected versions: Oracle Linux 10 📖 ~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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Debian 13 — libkdcraw — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libkdcraw — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 10 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-1438 CVE-2013-1439 CVE-2013-2126 Upstream summary: Unspecified vulnerability in dcraw 0.8.x through 0.8.9, as used in libraw, ufraw, shotwell, and other products, allows context-dependent attackers to cause a denial […]

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Debian 13 — jackd2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — jackd2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 October 2025 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-13351 Upstream summary: posix/JackSocket.cpp in libjack in JACK2 1.9.1 through 1.9.12 (as distributed with alsa-plugins 1.1.7 and later) has a "double file descriptor close" issue during a failed connection […]

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How to Monitor Kubernetes with Prometheus on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Monitor Kubernetes with Prometheus on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying monitor kubernetes with prometheus on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Monitor Kubernetes with Prometheus on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Debian 13 — rust-http — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-http — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 10 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2019-25009 CVE-2020-25574 Upstream summary: An issue was discovered in the http crate before 0.1.20 for Rust. The HeaderMap::Drain API can use a raw pointer, defeating soundness. Table of […]

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