Linux

Oracle Linux 9 — rpm-ostree — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — rpm-ostree — vulnerability — patch and remediation guide (ELSA-2025-7147)

🟡 Medium   ⏱ 10–30 min  Last verified: 3 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7147 Related CVEs: CVE-2025-24898 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 9 — kernel — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 9

Oracle Linux 9 — kernel — vulnerability — patch and remediation guide (ELSA-2025-9302)

🟡 Medium   ⏱ 10–30 min  Last verified: 3 May 2026 Affected versions: Oracle Linux 9 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-9302 Related CVEs: CVE-2025-21919 CVE-2025-21883 CVE-2025-23150 CVE-2025-22104 CVE-2025-37738 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative […]

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

How to Install Nginx on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying install nginx both straightforward and auditable. This tutorial covers the complete procedure for how to Install Nginx on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites You will need: a registered […]

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Common Problems 115964

Ubuntu 26.04 LTS – kernel updates fail because /boot is full – Fix & Prevention

🟠 High   ⏱ 5–30 min  Last verified: 2 May 2026 Affected versions: Ubuntu 26.04 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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AlmaLinux 8 — perl-Test-Harness — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 8

AlmaLinux 8 — perl-Test-Harness — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:8096 Related CVEs: CVE-2025-40909 CVE-2023-47038 Upstream summary: Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Security Fix(es): * perl: Perl threads have a […]

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How to Secure MySQL 9 on Ubuntu 26.04 — step-by-step Linux tutorial on Progressive Robot

How to Install MariaDB 11 on Ubuntu 26.04

MariaDB is a community-developed, drop-in replacement for MySQL with additional storage engines and performance improvements. MariaDB 11 is the latest major release with enhanced features. This guide installs and secures MariaDB 11 on Ubuntu 26.04 LTS. Tested and valid on: Ubuntu 26.04 LTS Prerequisites Ubuntu 26.04 LTS server A user with sudo privileges Step 1 […]

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Alpine Linux edge — openjdk25 — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux edge

Alpine Linux edge — openjdk25 — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux edge / fixed in 25.0.3_p9-r0 📖 ~4 min read  •  Source: Alpine secdb entry — openjdk25 25.0.3_p9-r0 Related CVEs: CVE-2026-22016 CVE-2026-34282 CVE-2026-22021 CVE-2026-22013 CVE-2026-23865 CVE-2026-22008 CVE-2026-22018 CVE-2026-22007  +8 more Upstream summary: Alpine community repository for vedge ships openjdk25 25.0.3_p9-r0 which […]

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Debian 13 — gradle-completion — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — gradle-completion — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 2 May 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2026-25063 Upstream summary: gradle-completion provides Bash and Zsh completion support for Gradle. A command injection vulnerability was found in gradle-completion up to and including 9.3.0 that allows arbitrary code […]

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Rocky Linux 10 — dotnet8.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Rocky Linux 10

Rocky Linux 10 — dotnet8.0 — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Rocky Linux 10 📖 ~4 min read  •  Source: Rocky Linux RXSA RLSA-2026:8470 Related CVEs: CVE-2026-26171 CVE-2026-32178 CVE-2026-32203 CVE-2026-33116 CVE-2026-26130 Upstream summary: .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it […]

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