Debian 13 — libsixel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

October 31, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 31 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2018-14072 CVE-2018-14073 CVE-2018-19756 CVE-2018-19757 CVE-2018-19759 CVE-2018-19761 CVE-2018-19762 CVE-2018-19763 +12 more Upstream summary: libsixel 1.8.1 has a memory leak in sixel_decoder_decode in decoder.c, image_buffer_resize in fromsixel.c, and sixel_decode_raw in […]

Windows Server 2025 — Security event log fill causing authentication failures — Fix & Prevention

October 31, 2025
Tutorials
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🟠 High ⏱ 5–30 min Last verified: 31 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 […]

AlmaLinux 8 — python-chardet — multiple vulnerabilities (20 CVEs) — patch and remediation guide

October 31, 2025
Linux
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🟠 High ⏱ 15–60 min Last verified: 25 May 2026 Affected versions: AlmaLinux 8 📖 ~4 min read • Source: AlmaLinux ALSA ALSA-2025:23530 Related CVEs: CVE-2024-11168 CVE-2024-5642 CVE-2024-9287 CVE-2025-0938 CVE-2025-4138 CVE-2025-4330 CVE-2025-4435 CVE-2025-4516 +12 more Upstream summary: Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic […]

How to Install Composer on Debian 13

October 31, 2025
Linux
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Introduction Deploying install composer 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 you have a […]

Oracle Linux 10 – NFS Mount Throws Stale File Handle During Workloads – Stabilization Steps

October 30, 2025
Linux
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🟠 High ⏱ 5–30 min Last verified: 30 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 […]

How to Configure auditd Logging on Oracle Linux 10

October 30, 2025
Oracle Linux
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Introduction Setting up configure auditd logging on oracle linux 10 on a Oracle Linux 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Configure auditd Logging on Oracle Linux 10, with all the commands you need, the SELinux and firewalld considerations to keep in […]

Oracle Linux 10 – dnf install fails with modular dependency conflict

October 30, 2025
Linux
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🟠 High ⏱ 5–30 min Last verified: 30 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 […]

Debian 13 — foomuuri — multiple vulnerabilities (2 CVEs) — patch and remediation guide

October 30, 2025
Linux
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🟢 Low ⏱ 5–15 min Last verified: 30 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2025-67603 CVE-2025-67858 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – Alternative Approaches Verification & […]

Debian 13 — commons-configuration — vulnerability — patch and remediation guide

October 30, 2025
Linux
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🟢 Low ⏱ 5–15 min Last verified: 30 October 2025 Affected versions: Debian 13 📖 ~4 min read • Source: Debian Security Tracker Related CVEs: CVE-2025-46392 Upstream summary: Uncontrolled Resource Consumption vulnerability in Apache Commons Configuration 1.x. There are a number of issues in Apache Commons Configuration 1.x that allow excessive resource consumption when […]

AlmaLinux 8 — perl-Term-Table — multiple vulnerabilities (2 CVEs) — patch and remediation guide

October 30, 2025
Linux
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🟡 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 […]

Logging Monitoring

Debian 13 — libsixel — multiple vulnerabilities (20 CVEs) — patch and remediation guide

Windows Server 2025 — Security event log fill causing authentication failures — Fix & Prevention

AlmaLinux 8 — python-chardet — multiple vulnerabilities (20 CVEs) — patch and remediation guide

How to Install Composer on Debian 13

Oracle Linux 10 – NFS Mount Throws Stale File Handle During Workloads – Stabilization Steps

How to Configure auditd Logging on Oracle Linux 10

Oracle Linux 10 – dnf install fails with modular dependency conflict

Debian 13 — foomuuri — multiple vulnerabilities (2 CVEs) — patch and remediation guide

Debian 13 — commons-configuration — vulnerability — patch and remediation guide

AlmaLinux 8 — perl-Term-Table — multiple vulnerabilities (2 CVEs) — patch and remediation guide

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