Package Management

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — Unbreakable Enterprise kernel — vulnerability — patch and remediation guide (ELSA-2022-10078)

🟠 High   ⏱ 15–60 min  Last verified: 19 May 2023 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2022-10078 Related CVEs: CVE-2022-4378 CVE-2022-1184 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Read more
Oracle Linux 9 — kernel — security and stability fixes — required update — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — security and stability fixes — required update (ELSA-2024-4349)

🟡 Medium   ⏱ 10–30 min  Last verified: 18 May 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2024-4349 Related CVEs: CVE-2024-27393 CVE-2024-35870 CVE-2023-52626 CVE-2024-26801 CVE-2024-26974 CVE-2024-35960 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

Read more
AlmaLinux 8 — resteasy — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — resteasy — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2024:4367 Related CVEs: CVE-2023-4727 Upstream summary: The Public Key Infrastructure (PKI) Core contains fundamental packages required by AlmaLinux Certificate System. Security Fix(es): * dogtag ca: token authentication bypass vulnerability (CVE-2023-4727) For more […]

Read more
How to Install Terraform on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install Terraform on RHEL 9

Terraform is HashiCorp’s open-source Infrastructure as Code (IaC) tool that allows provisioning and managing cloud infrastructure (VMs, databases, networks, DNS records, Kubernetes clusters) using declarative configuration files. Unlike Ansible (which is primarily a configuration management tool that executes tasks imperatively), Terraform maintains a state file that tracks the real-world infrastructure it manages — allowing it […]

Read more
How to Configure GitLab CI/CD on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Configure GitLab CI/CD on Oracle Linux 9

Introduction This tutorial demonstrates how to Configure GitLab CI/CD 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 with the default […]

Read more
Windows Server 2019 — KB5019959 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5019959 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5019959 • MSRC update-guide entry Related CVEs: CVE-2023-21712 Affected components: Windows Server 2019 (Server Core installation) Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis […]

Read more
IBM AIX 7.3 — CVE-2008-7288 — denial of service — patch and remediation guide — diagnosis and fix on IBM AIX 7.3

IBM AIX 7.3 — CVE-2008-7288 — denial of service — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 18 May 2023 Affected versions: IBM AIX 7.3 📖 ~4 min read  •  Source: NVD CVE-2008-7288, IBM Support Bulletin CVE: CVE-2008-7288 NVD summary: IBM Tivoli Directory Server (TDS) 5.2 before 5.2.0.5-TIV-ITDS-LA0007 on AIX allows remote attackers to cause a denial of service (server destabilization) via an anonymous […]

Read more
How to Configure Windows Server Software-Defined Networking (SDN) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Windows Server Software-Defined Networking (SDN) on Windows Server 2022

Introduction to Software-Defined Networking on Windows Server 2022 Software-Defined Networking (SDN) on Windows Server 2022 is a Microsoft implementation of a full-stack network virtualisation solution that decouples the network control plane from the data plane, allowing centralised programmatic management of the entire network fabric. Rather than configuring individual switches, routers, and firewalls device by device, […]

Read more
Alpine Linux 3.18 — alpine — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — alpine — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 2.25-r0 📖 ~4 min read  •  Source: Alpine secdb entry — alpine 2.25-r0 Related CVEs: CVE-2021-38370 CVE-2020-14929 Upstream summary: Alpine community repository for vv3.18 ships alpine 2.25-r0 which addresses CVE-2021-38370. Table of contents Symptom & Impact […]

Read more
FreeBSD 12 — py310-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py310-cryptography — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 18 May 2023 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: py-cryptography — includes a vulnerable copy of OpenSSL Related CVEs: CVE-2023-0286 CVE-2023-23931 Upstream summary: pyca/cryptography's wheels include a statically linked copy of OpenSSL. The versions of OpenSSL included in cryptography […]

Read more
CHAT