Fix Prevention

Ubuntu 24.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — fig2dev — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 13 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7587-1 Related CVEs: CVE-2020-21680 CVE-2025-31162 CVE-2020-21682 CVE-2025-31163 CVE-2025-31164 CVE-2020-21683 Upstream summary: Suhwan Song discovered that Fig2dev did not correctly handle certain memory operations. If a user or automated system were […]

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Ubuntu 22.04 — python-aiohttp — multiple vulnerabilities (15 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — python-aiohttp — multiple vulnerabilities (15 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 13 October 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8032-1 Related CVEs: CVE-2025-69228 CVE-2025-69225 CVE-2025-69226 CVE-2025-69229 CVE-2025-69223 CVE-2025-69224 CVE-2025-69227 CVE-2023-49081  +7 more Upstream summary: Charles Chan discovered that AIOHTTP incorrectly handled the decompression of compressed requests. A remote attacker […]

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Common Problems 111113

Windows Server 2025 — Roaming profile sync fails with ACL permission error on profile share — Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 13 October 2025 Affected versions: Windows Server 2025 📖 ~2 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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How to Configure Persistent Volumes in Kubernetes on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Configure Persistent Volumes in Kubernetes on Debian 13

Introduction Deploying configure persistent volumes in kubernetes on a Debian 13 Trixie machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Before you begin, ensure […]

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Oracle Linux 10 — skopeo — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — skopeo — vulnerability — patch and remediation guide (ELSA-2025-7467)

🟡 Medium   ⏱ 10–30 min  Last verified: 13 October 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7467 Related CVEs: CVE-2025-27144 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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Oracle Linux 8 — glib2 — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — glib2 — vulnerability — patch and remediation guide (ELSA-2026-15953)

🟡 Medium   ⏱ 10–30 min  Last verified: 13 October 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2026-15953 Related CVEs: CVE-2025-14087 CVE-2025-14512 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

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NetBSD 9.4 — ffmpeg6 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — ffmpeg6 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2025-59734 CVE-2022-48434 CVE-2024-22862 CVE-2024-31578 CVE-2025-59728 CVE-2025-59729 CVE-2025-59730 CVE-2025-59731  +12 more Upstream summary: pkgsrc audit-packages flagged ffmpeg6-[0-9]* for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2025-59734 Table of contents Symptom & Impact Environment […]

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How to Configure Persistent Journals on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Persistent Journals on RHEL 10

Introduction Setting up configure persistent journals on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure Persistent Journals on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the […]

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How to Manage Docker Images and Containers on Ubuntu 24.04 — step-by-step Linux tutorial on Progressive Robot

How to Configure Docker Networking on Ubuntu 24.04

Docker networking controls how containers communicate with each other and the outside world. This guide explains Docker’s network types and demonstrates how to create and manage custom networks on Ubuntu 24.04 LTS. Tested and valid on: Ubuntu 24.04 LTS Prerequisites Ubuntu 24.04 LTS server Docker Engine installed A user in the docker group Step 1 […]

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

Oracle Linux 9 — firefox — vulnerability — patch and remediation guide (ELSA-2025-1066)

🟠 High   ⏱ 15–60 min  Last verified: 13 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-1066 Related CVEs: CVE-2025-1013 CVE-2025-1009 CVE-2025-1017 CVE-2025-1016 CVE-2025-1010 CVE-2025-1012 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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