Logging Monitoring

How to Secure the MariaDB Installation on Debian 12 — step-by-step Debian 12 tutorial on Progressive Robot

How to Secure the MariaDB Installation on Debian 12

Introduction Deploying secure the mariadb installation on debian 12 on a Debian 12 Bookworm 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 You will […]

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NetBSD 9.4 — mxml — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 9.4

NetBSD 9.4 — mxml — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: NetBSD 9.4 📖 ~4 min read  •  Source: pkgsrc audit-packages entry Related CVEs: CVE-2018-20005 CVE-2018-19764 CVE-2018-20004 CVE-2018-20593 CVE-2016-4570 CVE-2016-4571 CVE-2018-20592 Upstream summary: pkgsrc audit-packages flagged mxml-[0-9]* for vulnerability class 'use-after-free'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-20005 Table of contents Symptom & Impact Environment & Reproduction Root […]

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Ubuntu 20.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 20.04

Ubuntu 20.04 — virtuoso-opensource — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 July 2023 Affected versions: Ubuntu 20.04 (focal) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6879-1 Related CVEs: CVE-2023-31620 CVE-2023-31622 CVE-2023-31624 CVE-2023-31626 CVE-2023-31627 CVE-2023-31629 CVE-2023-31630 CVE-2023-31631  +12 more Upstream summary: Jingzhou Fu discovered that Virtuoso Open-Source Edition incorrectly handled certain crafted SQL statements. An attacker […]

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Alpine Linux 3.18 — texlive — vulnerability — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — texlive — vulnerability — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 20230506.66984-r0 📖 ~4 min read  •  Source: Alpine secdb entry — texlive 20230506.66984-r0 Related CVEs: CVE-2023-32700 Upstream summary: Alpine community repository for vv3.18 ships texlive 20230506.66984-r0 which addresses CVE-2023-32700. Table of contents Symptom & Impact Environment […]

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Ubuntu 22.04 — sniproxy — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — sniproxy — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 25 July 2023 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-6148-1 Related CVEs: CVE-2023-25076 Upstream summary: It was discovered that SNI Proxy did not properly handle wildcard backend hosts. An attacker could possibly use this issue to cause a buffer […]

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Alpine Linux 3.18 — freeimage — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — freeimage — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 3.18.0-r2 📖 ~4 min read  •  Source: Alpine secdb entry — freeimage 3.18.0-r2 Related CVEs: CVE-2019-12211 CVE-2019-12213 Upstream summary: Alpine community repository for vv3.18 ships freeimage 3.18.0-r2 which addresses CVE-2019-12211. Table of contents Symptom & Impact […]

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Alpine Linux 3.18 — irssi — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Alpine Linux 3.18

Alpine Linux 3.18 — irssi — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Alpine Linux 3.18 / fixed in 1.2.2-r0 📖 ~4 min read  •  Source: Alpine secdb entry — irssi 1.2.2-r0 Related CVEs: CVE-2019-15717 CVE-2019-13045 CVE-2019-5882 CVE-2018-7050 CVE-2018-7051 CVE-2018-7052 CVE-2018-7053 CVE-2018-7054  +12 more Upstream summary: Alpine community repository for vv3.18 ships irssi 1.2.2-r0 which […]

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How to Configure Distributed File System (DFS) on Windows Server 2022 — step-by-step Windows Server 2022 tutorial on Progressive Robot

How to Configure Distributed File System (DFS) on Windows Server 2022

How to Configure Distributed File System (DFS) on Windows Server 2022 The Distributed File System (DFS) in Windows Server 2022 is a set of client and server services that allow administrators to organize shared folders located on different servers into a single logical namespace. Users navigate a single virtual path (such as \contoso.comsharesHR) without needing […]

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How to Manage Users and Groups on Oracle Linux 9 — step-by-step Oracle Linux 9 tutorial on Progressive Robot

How to Manage Users and Groups on Oracle Linux 9

Introduction Oracle Linux 9 ships with a stable, security-hardened base that makes deploying manage users and groups on oracle linux 9 both straightforward and auditable. This tutorial covers the complete procedure for how to Manage Users and Groups on Oracle Linux 9, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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