Package Management

Debian 11 — gtkwave — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 11

Debian 11 — gtkwave — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 20 April 2023 Affected versions: Debian 11 (bullseye) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-32650 CVE-2023-34087 CVE-2023-34436 CVE-2023-35004 CVE-2023-35057 CVE-2023-35128 CVE-2023-35702 CVE-2023-35703  +12 more Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – […]

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Rocky Linux 8 — python-markupsafe — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 8

Rocky Linux 8 — python-markupsafe — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 8 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2023:5994 Related CVEs: CVE-2023-40217 CVE-2023-32681 CVE-2007-4559 CVE-2020-10735 CVE-2021-28861 CVE-2022-45061 Upstream summary: Python is an interpreted, interactive, object-oriented programming language that supports modules, classes, exceptions, high-level dynamic data types, and dynamic […]

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Oracle Linux 9 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — nodejs:18 security, bug fix, and — enhancement update — new behaviour and fixes (ELSA-2023-5363)

🟠 High   ⏱ 15–60 min  Last verified: 19 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2023-5363 Related CVEs: CVE-2023-32006 CVE-2023-32002 CVE-2022-25883 CVE-2023-32559 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches […]

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AlmaLinux 9 — xdg-utils — vulnerability — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — xdg-utils — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2025:7672 Related CVEs: CVE-2022-4055 Upstream summary: The xdg-utils package is a set of simple scripts that provide basic desktop integration functions for any Free Desktop. Security Fix(es): * xdg-utils: improper parse of […]

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How to Implement Network Segmentation on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Implement Network Segmentation on Oracle Linux 9

Introduction Setting up implement network segmentation on oracle linux 9 on a Oracle Linux 9 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Implement Network Segmentation on Oracle Linux 9, with all the commands you need, the SELinux and firewalld considerations to keep in […]

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Alpine Linux edge — webkit2gtk-6.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — webkit2gtk-6.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 2.36.5-r0 📖 ~4 min read  •  Source: Alpine secdb entry — webkit2gtk-6.0 2.36.5-r0 Related CVEs: CVE-2022-2294 CVE-2022-32792 CVE-2022-32816 CVE-2022-22677 CVE-2022-22710 Upstream summary: Alpine community repository for vedge ships webkit2gtk-6.0 2.36.5-r0 which addresses CVE-2022-2294. Table of contents […]

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How to Profile CPU with tprof on IBM AIX 7.1 — step-by-step IBM AIX 7.1 tutorial on Progressive Robot

How to Profile CPU with tprof on IBM AIX 7.1

Introduction IBM AIX 7.1 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.1 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to profile cpu with tprof on ibm aix 7.1 on […]

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Ubuntu 20.04 — filezilla — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — filezilla — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 19 April 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6589-1 Related CVEs: CVE-2023-48795 Upstream summary: Fabian Baeumer, Marcus Brinkmann and Joerg Schwenk discovered that the SSH protocol used in FileZilla is prone to a prefix truncation attack, known as […]

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Oracle Linux 9 — libxml2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — libxml2 — vulnerability — patch and remediation guide (ELSA-2025-1350)

🟠 High   ⏱ 15–60 min  Last verified: 19 April 2023 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1350 Related CVEs: CVE-2022-49043 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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