Linux

How to Install Vault on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install Vault on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install vault both straightforward and auditable. This tutorial covers the complete procedure for how to Install Vault on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites The procedure assumes you are […]

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Debian 13 — chasen — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — chasen — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2011-4000 Upstream summary: Buffer overflow in ChaSen 2.4.x allows remote attackers to execute arbitrary code via a crafted string. Table of contents Symptom & Impact Environment & Reproduction […]

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Common Problems 119552

Debian 13 – Docker Daemon Fails to Start on cgroup v2 Hosts – Configuration Fix

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2025 Affected versions: Debian 13 (Trixie) 📖 ~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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Debian 13 — libopenobex — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libopenobex — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2006-2366 Upstream summary: ircp_io.c in libopenobex for ircp 1.2, when ircp is run with the -r option, does not prompt the user when overwriting files, which allows user-assisted […]

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How to Encrypt Partitions with dm-crypt on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Encrypt Partitions with dm-crypt on Debian 13

Introduction Deploying encrypt partitions with dm-crypt 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 Ensure Debian 13 Trixie is […]

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Ubuntu 22.04 — ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ffmpeg — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 October 2025 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-7982-1 Related CVEs: CVE-2025-59728 CVE-2025-63757 CVE-2025-59731 CVE-2025-59733 CVE-2025-59732 CVE-2023-6603 CVE-2023-6605 CVE-2025-10256  +12 more Upstream summary: It was discovered that FFmpeg did not correctly handle certain memory operations. An attacker could […]

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openSUSE Tumbleweed — plexus-utils — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — plexus-utils — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2026:1396-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-67030 Upstream summary: Directory Traversal vulnerability in the extractFile method of org.codehaus.plexus.util.Expand in plexus-utils before 6d780b3378829318ba5c2d29547e0012d5b29642. This allows an attacker to execute arbitrary code Table […]

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

Oracle Linux 9 — libsoup — vulnerability — patch and remediation guide (ELSA-2025-19713)

🟠 High   ⏱ 15–60 min  Last verified: 16 October 2025 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-19713 Related CVEs: CVE-2025-11021 CVE-2025-4945 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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Common Problems 116507

Ubuntu 24.04 LTS – Wi-Fi adapter not detected after reboot – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 16 October 2025 Affected versions: Ubuntu 24.04 LTS 📖 ~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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