Security Hardening

How to Configure Filesystem Quotas on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Configure Filesystem Quotas on RHEL 10

Introduction RHEL 10 ships with a stable, security-hardened base that makes deploying configure filesystem quotas both straightforward and auditable. This tutorial covers the complete procedure for how to Configure Filesystem Quotas on RHEL 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules required for network-facing services. Prerequisites Before you begin, […]

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AlmaLinux 10 — mysql8.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 10

AlmaLinux 10 — mysql8.4 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 10 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:4162 Related CVEs: CVE-2026-21936 CVE-2026-21937 CVE-2026-21941 CVE-2026-21948 CVE-2026-21964 CVE-2026-21968 CVE-2025-53040 CVE-2025-53042  +12 more Upstream summary: MySQL is a multi-user, multi-threaded SQL database server. MySQL is a client/server implementation consisting of a server […]

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IBM AIX 7.1 — CVE-2025-36422 — vulnerability — patch and remediation guide — diagnosis and fix on IBM AIX 7.1

IBM AIX 7.1 — CVE-2025-36422 — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 15–45 min  Last verified: 16 June 2026 Affected versions: IBM AIX 7.1 📖 ~4 min read  •  Source: NVD CVE-2025-36422, IBM Support Bulletin CVE: CVE-2025-36422 NVD summary: IBM InfoSphere Information Server 11.7.0.0 through 11.7.1.6 IBM InfoSphere DataStage Flow Designer is vulnerable to cross-site request forgery which could allow an attacker to […]

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FreeBSD 15 — age — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — age — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: age — age vulnerable to malicious plugin names, recipients, or identities causing arbitrary binary execution Upstream summary: Filippo Valsorda reports: A plugin name containing a path separator may allow an […]

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AlmaLinux 9 — valkey — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — valkey — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: AlmaLinux 9 📖 ~4 min read  •  Source: AlmaLinux ALSA ALSA-2026:3507 Related CVEs: CVE-2025-67733 CVE-2026-21863 CVE-2025-46817 CVE-2025-46818 CVE-2025-46819 CVE-2025-49844 Upstream summary: Valkey is an advanced key-value store. It is often referred to as a data structure server since keys can contain strings, […]

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FreeBSD 15 — py39-cairosvg — security advisory — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — py39-cairosvg — security advisory — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: CairoSVG — Regular Expression Denial of Service vulnerability Upstream summary: CairoSVG security advisories: When processing SVG files, the python package CairoSVG uses two regular expressions which are vulnerable to Regular […]

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How to Configure /etc/hosts and DNS Resolution on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Configure /etc/hosts and DNS Resolution on Oracle Linux 10

Introduction This tutorial demonstrates how to Configure /etc/hosts and DNS Resolution on Oracle Linux 10 on Oracle Linux 10. It is written for administrators who want a repeatable, well-explained walkthrough that goes beyond a bare command list and explains each configuration choice. Every command is tested against a freshly registered Oracle Linux 10 system with […]

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FreeBSD 15 — ansible — multiple vulnerabilities (13 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — ansible — multiple vulnerabilities (13 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: ansible – Vault password leak from temporary file Related CVEs: CVE-2013-2233 CVE-2013-4259 CVE-2013-4260 CVE-2014-4678 CVE-2014-4966 CVE-2015-3908 CVE-2015-6240 CVE-2016-3096  +5 more Upstream summary: Borja Tarraso reports: A flaw was found in […]

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FreeBSD 15 — clamav-lts — multiple vulnerabilities (16 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — clamav-lts — multiple vulnerabilities (16 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 June 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: clamav — Possbile denial-of-service vulnerability Related CVEs: CVE-2022-20698 CVE-2022-20770 CVE-2022-20771 CVE-2022-20785 CVE-2022-20792 CVE-2022-20796 CVE-2022-20803 CVE-2023-20032  +8 more Upstream summary: The ClamAV project reports: A possible buffer overflow read bug is […]

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Windows Server 2025 — KB5073695 — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Windows Server 2025

Windows Server 2025 — KB5073695 — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2025 📖 ~4 min read  •  Source: Microsoft KB5073695 • MSRC update-guide entry Related CVEs: CVE-2026-0386 CVE-2026-20816 CVE-2026-20820 CVE-2026-20821 CVE-2026-20828 CVE-2026-20831 CVE-2026-20833 CVE-2026-20834  +12 more Affected components: Windows Server 2025 Microsoft summary: Improper access control in Windows Deployment Services allows […]

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