Fix Prevention

Red Hat Enterprise Linux 9 — vim — multiple vulnerabilities (5 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 9

Red Hat Enterprise Linux 9 — vim — multiple vulnerabilities (5 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 9 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19224 Related CVEs: CVE-2026-34982 CVE-2026-28417 CVE-2026-28421 CVE-2026-33412 CVE-2026-25749 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary […]

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How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15 — step-by-step FreeBSD 15 tutorial on Progressive Robot

How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15

Introduction How to Set Up a Certificate Authority with OpenSSL on FreeBSD 15 is a core administration task for any FreeBSD 15 server operator. FreeBSD 15 ships with the 15.0-RELEASE kernel, ZFS as the default root filesystem, Capsicum capability sandboxing improvements, and an updated ports tree. Unlike Linux distributions, FreeBSD uses rc(8) for service management, […]

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Debian 13 — rust-socket2 — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — rust-socket2 — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 July 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2020-35920 Upstream summary: An issue was discovered in the socket2 crate before 0.3.16 for Rust. It has false expectations about the std::net::SocketAddr memory representation. Table of contents Symptom & […]

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Debian 12 — python-asteval — vulnerability — patch and remediation guide — diagnosis and fix on Debian 12

Debian 12 — python-asteval — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 July 2026 Affected versions: Debian 12 (bookworm) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2025-24359 Upstream summary: ASTEVAL is an evaluator of Python expressions and statements. Prior to version 1.0.6, if an attacker can control the input to the `asteval` library, they […]

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Debian 13 — libofx — multiple vulnerabilities (3 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — libofx — multiple vulnerabilities (3 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 16 July 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-14731 CVE-2017-2816 CVE-2019-9656 Upstream summary: ofx_proc_file in ofx_preproc.cpp in LibOFX 0.9.12 allows remote attackers to cause a denial of service (heap-based buffer over-read and application crash) via a […]

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openSUSE Tumbleweed — Botan — multiple vulnerabilities (12 CVEs) — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — Botan — multiple vulnerabilities (12 CVEs) — patch and remediation guide

🔴 Critical   ⏱ 15–90 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE security advisory Related CVEs: CVE-2026-35580 CVE-2022-43705 CVE-2018-9127 CVE-2026-35582 CVE-2024-50382 CVE-2021-40529 CVE-2016-9132 CVE-2017-14737  +4 more Upstream summary: Emissary is a P2P based data-driven workflow engine. Prior to 8.39.0, GitHub Actions workflow files contained shell […]

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How to Build Multi-Stage Docker Images on Oracle Linux 10 — step-by-step Oracle Linux 10 tutorial on Progressive Robot

How to Build Multi-Stage Docker Images on Oracle Linux 10

Introduction Oracle Linux 10 ships with a stable, security-hardened base that makes deploying build multi-stage docker images on oracle linux 10 both straightforward and auditable. This tutorial covers the complete procedure for how to Build Multi-Stage Docker Images on Oracle Linux 10, including dnf module streams where applicable, systemd unit management, and the firewalld rules […]

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Ubuntu 22.04 — ntfs-3g — multiple vulnerabilities (11 CVEs) — patch and remediation guide — diagnosis and fix on Ubuntu 22.04

Ubuntu 22.04 — ntfs-3g — multiple vulnerabilities (11 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 16 July 2026 Affected versions: Ubuntu 22.04 (jammy) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8192-1 Related CVEs: CVE-2023-52890 CVE-2026-40706 CVE-2022-40284 CVE-2021-46790 CVE-2022-30783 CVE-2022-30784 CVE-2022-30785 CVE-2022-30786  +3 more Upstream summary: Jeffrey Bencteux discovered that NTFS-3G incorrectly handled certain UTF-8 sequences. An attacker could use this […]

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Ubuntu 18.04 — kmod — vulnerability — patch and remediation guide — diagnosis and fix on Ubuntu 18.04

Ubuntu 18.04 — kmod — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 16 July 2026 Affected versions: Ubuntu 18.04 (bionic) 📖 ~4 min read  •  Source: Ubuntu Security Notice USN-8226-2 Related CVEs: CVE-2026-31431 Upstream summary: USN-8226-1 added a mitigation to kmod to disable loading the algif_aead module. This update adds the same mitigation to Ubuntu 14.04 LTS, Ubuntu 16.04 […]

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