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openSUSE Tumbleweed — imlib2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — imlib2 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2020-12761 CVE-2008-2426 CVE-2008-5187 CVE-2010-0991 Upstream summary: modules/loaders/loader_ico.c in imlib2 1.6.0 has an integer overflow (with resultant invalid memory allocations and out-of-bounds reads) via an icon […]

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SLES 15 — targetcli-fb-common — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — targetcli-fb-common — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 30 March 2021 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE security advisory (see also SUSE bugzilla) Related CVEs: CVE-2020-10699 CVE-2020-13867 Upstream summary: A flaw was found in Linux, in targetcli-fb versions 2.1.50 and 2.1.51 where the socket used by targetclid was world-writable. If […]

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Building a Personal Coding Assistant in Just 6 Lines of Code — step-by-step AI And Machine Learning tutorial on Progressive Robot

Building a Personal Coding Assistant in Just 6 Lines of Code

Explore the future of coding with AI-powered assistants like Code Llama, transforming how developers create, debug, and deploy software. Introduction These days many companies are using AI coding assistants to automate boilerplate code for product listings, allowing developers to work on more complex features. Recently, Devin (the world's first fully autonomous AI software engineer) was […]

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How to Set Up Port Knocking for SSH on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Set Up Port Knocking for SSH on RHEL 7

How to Set Up Port Knocking for SSH on RHEL 7 Port knocking is a stealthy technique for controlling access to network services by requiring a client to send connection attempts to a predefined sequence of closed ports before a firewall rule opens the target port. When applied to SSH, it effectively hides port 22 […]

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Common Problems 112522

Windows Server 2019 – IIS Windows Authentication Negotiate failing after binding changes – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 29 March 2021 Affected versions: Windows Server 2019 📖 ~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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Oracle Linux 8 — glib2 — security and stability fixes — required update — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — glib2 — security and stability fixes — required update (ELSA-2021-2170)

🟠 High   ⏱ 15–60 min  Last verified: 29 March 2021 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2021-2170 Related CVEs: CVE-2021-27219 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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Common Problems 112519

Windows Server 2019 — IIS application pool crashes with .NET CLR errors — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 29 March 2021 Affected versions: Windows Server 2019 📖 ~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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FreeBSD 12 — py37-aiohttp — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — py37-aiohttp — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 29 March 2021 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: aiohttp — open redirect vulnerability Related CVEs: CVE-2021-21330 Upstream summary: Sviatoslav Sydorenko reports: Open redirect vulnerability — a maliciously crafted link to an aiohttp-based web-server could redirect the browser to […]

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How to Use Podman Compose on Oracle Linux 8 — step-by-step Oracle Linux 8 tutorial on Progressive Robot

How to Use Podman Compose on Oracle Linux 8

Introduction How to Use Podman Compose on Oracle Linux 8 on Oracle Linux 8 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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