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SLES 12 — krb5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 12

SLES 12 — krb5 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 29 April 2025 Affected versions: SLES 12 📖 ~4 min read  •  Source: SUSE advisory SUSE-SA:2010:006 (see also SUSE bugzilla) Related CVEs: CVE-2009-4212 CVE-2024-37370 CVE-2024-26458 CVE-2023-36054 CVE-2020-28196 CVE-2002-2443 CVE-2009-0846 CVE-2009-0847  +12 more Upstream summary: Multiple integer underflows in the (1) AES and (2) RC4 decryption functionality in […]

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Oracle Linux 9 — pam:1.5.1 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — pam:1.5.1 — vulnerability — patch and remediation guide (ELSA-2024-10244)

🟠 High   ⏱ 15–60 min  Last verified: 27 April 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-10244 Related CVEs: CVE-2024-10963 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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How to Install Memcached on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install Memcached on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying install memcached on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Memcached on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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How to Set Up a Go Web Application on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Set Up a Go Web Application on CentOS Stream 10

Introduction This tutorial demonstrates how to Set Up a Go Web Application on CentOS Stream 10 on CentOS Stream 10. 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 CentOS Stream 10 system […]

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How to Install Drupal on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Install Drupal on CentOS Stream 10

Introduction CentOS Stream 10 ships with a stable, security-hardened base that makes deploying install drupal on centos stream 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Install Drupal on CentOS Stream 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. […]

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How to Implement Zero Trust Architecture on Windows Server 2025 — step-by-step Windows Server 2025 tutorial on Progressive Robot

How to Implement Zero Trust Architecture on Windows Server 2025

How to Implement Zero Trust Architecture on Windows Server 2025 Zero Trust is a security philosophy built on a single, uncompromising premise: no user, device, or network location is implicitly trusted. In traditional perimeter-based security, once a user or device crossed the corporate firewall, they were trusted to access internal resources freely. Zero Trust inverts […]

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How to Set Up ArgoCD for GitOps on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up ArgoCD for GitOps on RHEL 9

ArgoCD’s GitOps model for Kubernetes delivery moves beyond traditional push-based CI/CD (where a pipeline runs kubectl apply) to a pull-based reconciliation loop where ArgoCD continuously monitors Git repositories and automatically brings the cluster state into alignment with the declared desired state. For production organisations, ArgoCD’s most powerful features are: ApplicationSets (templated applications that generate multiple […]

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How to Configure Audit Logging on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Audit Logging on CentOS Stream 10

Introduction How to Configure Audit Logging on CentOS Stream 10 on CentOS Stream 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 […]

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How to Configure Kernel Parameters with sysctl on CentOS Stream 10 — step-by-step CentOS Stream 10 tutorial on Progressive Robot

How to Configure Kernel Parameters with sysctl on CentOS Stream 10

Introduction How to Configure Kernel Parameters with sysctl on CentOS Stream 10 on CentOS Stream 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 […]

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

Oracle Linux 9 — pam — vulnerability — patch and remediation guide (ELSA-2025-9526)

🟠 High   ⏱ 15–60 min  Last verified: 18 April 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9526 Related CVEs: CVE-2025-6020 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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