Security Hardening

NetBSD 10.0 — gcc7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — gcc7 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 2, 2025
  • BSD
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🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: NetBSD 10.0 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2019-15847 CVE-2018-12886 Upstream summary: pkgsrc audit-packages flagged gcc7-[0-9]* for vulnerability class 'insufficiently-random-numbers'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2019-15847 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step […]

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Common Problems 124072

Oracle Linux 10 – journalctl shows corrupted boot journal after abrupt power loss – Fix & Prevention

  • October 2, 2025
  • Linux
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🟡 Medium   ⏱ 5–30 min  Last verified: 2 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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How to Harden the Kernel with sysctl on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Harden the Kernel with sysctl on Oracle Linux 10

Introduction How to Harden the Kernel with sysctl on Oracle Linux 10 on Oracle Linux 10 provides administrators with a robust, enterprise-ready workflow that integrates cleanly with systemd, SELinux, firewalld, and the modern AppStream module system. In this tutorial we will walk through every step required, from package installation to verification, so that the resulting […]

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Common Problems 124033

Oracle Linux 10 Firewalld Rich Rule Blocks Expected Service Traffic

  • October 2, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 2 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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Amazon Linux 2023 — kernel-livepatch-6.1.140-154.222 — multiple vulnerabilities (4 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — kernel-livepatch-6.1.140-154.222 — multiple vulnerabilities (4 CVEs) — patch and remediation guide

  • October 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023LIVEPATCH-2025-071 Related CVEs: CVE-2025-38386 CVE-2025-38248 CVE-2025-38000 CVE-2025-38003 Upstream summary: In the Linux kernel, the following vulnerability has been resolved: ACPICA: Refuse to evaluate a method if arguments are missing (CVE-2025-38386) […]

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Common Problems 124026

Oracle Linux 10 – Podman container cannot bind privileged port due to SELinux context

  • October 2, 2025
  • Linux
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🟠 High   ⏱ 5–30 min  Last verified: 2 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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Amazon Linux 2023 — cuda-nvtx-13-0 — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Amazon Linux 2023

Amazon Linux 2023 — cuda-nvtx-13-0 — multiple vulnerabilities (11 CVEs) — patch and remediation guide

  • October 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Amazon Linux 2023 📖 ~4 min read  •  Source: Amazon Linux advisory ALAS2023NVIDIA-2025-170 Related CVEs: CVE-2025-23248 CVE-2025-23255 CVE-2025-23271 CVE-2025-23273 CVE-2025-23274 CVE-2025-23275 CVE-2025-23308 CVE-2025-23338  +3 more Upstream summary: NVIDIA CUDA Toolkit for all platforms contains a vulnerability in the nvdisasm binary where a […]

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How to Mount NFS Shares on Debian 13 — step-by-step Debian 13 tutorial on Progressive Robot

How to Mount NFS Shares on Debian 13

  • October 2, 2025
  • Linux
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Introduction Debian 13 Trixie is built around the ethos of stability and free software. Setting up mount nfs shares on Trixie leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Trixie freeze. Follow each step carefully and the resulting configuration will […]

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FreeBSD 12 — kea-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 12

FreeBSD 12 — kea-devel — multiple vulnerabilities (2 CVEs) — patch and remediation guide

  • October 2, 2025
  • BSD
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🟢 Low   ⏱ 5–15 min  Last verified: 2 October 2025 Affected versions: FreeBSD 12 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ISC KEA — Invalid characters cause assert Related CVEs: CVE-2025-11232 CVE-2025-40779 Upstream summary: Internet Systems Consortium, Inc. reports: To trigger the issue, three configuration parameters must have specific settings: "hostname-char-set" […]

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Debian 13 — fuse — multiple vulnerabilities (10 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — fuse — multiple vulnerabilities (10 CVEs) — patch and remediation guide

  • October 2, 2025
  • Linux
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🟠 High   ⏱ 15–60 min  Last verified: 2 October 2025 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2005-1858 CVE-2005-3531 CVE-2010-0789 CVE-2010-3879 CVE-2011-0541 CVE-2011-0542 CVE-2011-0543 CVE-2015-3202  +2 more Upstream summary: FUSE 2.x before 2.3.0 does not properly clear previously used memory from unfilled pages when the […]

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