Security Hardening

Debian 13 — nss — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

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

🟠 High   ⏱ 15–60 min  Last verified: 18 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2009-2404 CVE-2009-2408 CVE-2009-2409 CVE-2009-3555 CVE-2010-3170 CVE-2010-3173 CVE-2011-3389 CVE-2011-3640  +12 more Upstream summary: Heap-based buffer overflow in a regular-expression parser in Mozilla Network Security Services (NSS) before 3.12.3, as […]

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Ubuntu 14.04 — linux — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 14.04

Ubuntu 14.04 — linux — multiple vulnerabilities (20 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 18 April 2026 Affected versions: Ubuntu 14.04 (trusty) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8142-1 Related CVEs: CVE-2026-23074 CVE-2024-50299 CVE-2024-53217 CVE-2024-26689 CVE-2024-53197 CVE-2024-57850 CVE-2025-38352 CVE-2023-52975  +12 more Upstream summary: A security issue was discovered in the Linux kernel. An attacker could possibly use this […]

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Windows Server 2016 — KB5070887 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2016

Windows Server 2016 — KB5070887 — security update — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: Windows Server 2016 📖 ~4 min read  •  Source: Microsoft KB5070887 • MSRC update-guide entry Related CVEs: CVE-2025-59287 Affected components: Windows Server 2016 (Server Core installation) Microsoft summary: Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to […]

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How to Install PostgreSQL 17 on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Install PostgreSQL 17 on RHEL 10

Introduction Setting up install postgresql 17 on a RHEL 10 server is a common task for system administrators, DevOps engineers, and site reliability engineers. This guide explains how to Install PostgreSQL 17 on RHEL 10, with all the commands you need, the SELinux and firewalld considerations to keep in mind, and how to validate the […]

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FreeBSD 15 — remind — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — remind — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: remind — buffer overflow with malicious reminder file input Related CVEs: CVE-2015-5957 Upstream summary: Dianne Skoll reports: BUG FIX: Fix a buffer overflow found by Alexander Keller. The bug can […]

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NetBSD 10.0 — py-wagtail — multiple vulnerabilities (6 CVEs) — patch and remediation guide — diagnosis and fix on NetBSD 10.0

NetBSD 10.0 — py-wagtail — multiple vulnerabilities (6 CVEs) — patch and remediation guide

🟡 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-2021-29434 CVE-2021-32681 CVE-2022-21683 CVE-2026-25517 CVE-2026-28222 CVE-2026-28223 Upstream summary: pkgsrc audit-packages flagged py{36,37,38,39}-wagtail<2.12.4 for vulnerability class 'cross-site-scripting'. Reference: https://nvd.nist.gov/vuln/detail/CVE-2021-29434 Table of contents Symptom & Impact Environment & Reproduction Root Cause […]

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FreeBSD 15 — trojita — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — trojita — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: mail/trojita — may leak mail contents (not user credentials) over unencrypted connection Related CVEs: CVE-2014-2567 Upstream summary: Jan Kundrát reports: An SSL stripping vulnerability was discovered in Trojitá, a fast […]

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AlmaLinux 9 — nodejs-packaging — multiple vulnerabilities (20 CVEs) — patch and remediation guide — diagnosis and fix on AlmaLinux 9

AlmaLinux 9 — nodejs-packaging — multiple vulnerabilities (20 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-2026:7896 Related CVEs: CVE-2026-21710 CVE-2026-26996 CVE-2026-27135 CVE-2026-27904 CVE-2026-1525 CVE-2026-1526 CVE-2026-1527 CVE-2026-1528  +12 more Upstream summary: Node.js is a software development platform for building fast and scalable network applications in the JavaScript programming […]

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FreeBSD 15 — rubygem19-json — vulnerability — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — rubygem19-json — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 17 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: Ruby — Denial of Service and Unsafe Object Creation Vulnerability in JSON Related CVEs: CVE-2013-0269 Upstream summary: Aaron Patterson reports: When parsing certain JSON documents, the JSON gem can be […]

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