Linux

Ubuntu 24.04 — retroarch — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 24.04

Ubuntu 24.04 — retroarch — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 15 October 2025 Affected versions: Ubuntu 24.04 (noble) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8166-1 Related CVEs: CVE-2025-9809 Upstream summary: It was discovered that RetroArch did not correctly handle certain memory operations, which could lead to a buffer overflow. If a user or automated […]

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Common Problems 114093

RHEL 10 – logrotate fails on custom app logs with permission errors – Fix & Prevention

🟡 Medium   ⏱ 5–30 min  Last verified: 15 October 2025 Affected versions: RHEL 10 📖 ~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 — java-17-openjdk — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 8

Oracle Linux 8 — java-17-openjdk — vulnerability — patch and remediation guide (ELSA-2025-10867)

🟠 High   ⏱ 15–60 min  Last verified: 15 October 2025 Affected versions: Oracle Linux 8 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-10867 Related CVEs: CVE-2025-30754 CVE-2025-30749 CVE-2025-50059 CVE-2025-50106 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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Oracle Linux 10 — libxslt — vulnerability — patch and remediation guide — diagnosis and fix on Oracle Linux 10

Oracle Linux 10 — libxslt — vulnerability — patch and remediation guide (ELSA-2025-7496)

🟠 High   ⏱ 15–60 min  Last verified: 15 October 2025 Affected versions: Oracle Linux 10 📖 ~4 min read  •  Source: ELSA advisory ELSA-2025-7496 Related CVEs: CVE-2025-24855 CVE-2024-55549 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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SLES 15 — ctdb — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on SLES 15

SLES 15 — ctdb — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 15 October 2025 Affected versions: SLES 15 📖 ~4 min read  •  Source: SUSE advisory SUSE-SU-2025:03603-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-10230 CVE-2021-44142 CVE-2020-1472 CVE-2023-4154 CVE-2023-34966 CVE-2020-25720 CVE-2021-20251 CVE-2022-37966  +12 more Upstream summary: A flaw was found in Samba, in the front-end WINS hook handling: NetBIOS […]

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Common Problems 119616

Debian 13 Apache VirtualHost Misrouting Requests

🟡 Medium   ⏱ 5–30 min  Last verified: 15 October 2025 📖 ~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 & Cross-Refs References & Further […]

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Fedora 42 — openssl — vulnerability — patch and remediation guide — diagnosis and fix on Fedora 42

Fedora 42 — openssl — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Fedora 42 📖 ~4 min read  •  Source: Fedora update FEDORA-2026-7af660d639 Upstream summary: Validate RSA_public_encrypt() result in RSASVE 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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How to Install Apache2 on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Install Apache2 on Debian 13

Introduction How to Install Apache2 on Debian 13 is a fundamental operation for any administrator maintaining a Debian 13 Trixie server. Debian 13 Trixie ships with the Linux 6.12 kernel, updated toolchains, and a fully refreshed package archive — meaning version numbers, configuration file paths, and some dependency chains differ from Debian 12. This tutorial […]

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Common Problems 126992

CentOS Stream 10 – Common Problem 128 – Diagnosis and Fix

🟠 High   ⏱ 5–30 min  Last verified: 14 October 2025 Affected versions: CentOS Stream 10 📖 ~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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Common Problems 124105

Oracle Linux 10 – auditd backlog limit exceeded and security events lost – Fix & Prevention

🔴 Critical   ⏱ 5–30 min  Last verified: 14 October 2025 Affected versions: Oracle Linux 10 📖 ~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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