Fix Prevention

FreeBSD 15 — screen — multiple vulnerabilities (7 CVEs) — patch and remediation guide — diagnosis and fix on FreeBSD 15

FreeBSD 15 — screen — multiple vulnerabilities (7 CVEs) — patch and remediation guide

🟡 Medium   ⏱ 10–30 min  Last verified: 22 April 2026 Affected versions: FreeBSD 15 📖 ~4 min read  •  Source: FreeBSD VuXML VuXML topic: screen — multiple vulnerabilities Related CVEs: CVE-2006-4573 CVE-2015-6806 CVE-2025-23395 CVE-2025-46802 CVE-2025-46803 CVE-2025-46804 CVE-2025-46805 Upstream summary: The screen project reports: Multiple security issues in screen. Table of contents Symptom & Impact […]

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Windows Server 2019 — KB5074353 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5074353 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5074353 • MSRC update-guide entry Related CVEs: CVE-2025-54100 Affected components: Windows Server 2019 (Server Core installation) Microsoft summary: Improper neutralization of special elements used in a command ('command injection') in Windows PowerShell […]

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Debian 13 — iucode-tool — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — iucode-tool — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2017-0357 Upstream summary: A heap-overflow flaw exists in the -tr loader of iucode-tool starting with v1.4 and before v2.1.1, potentially leading to SIGSEGV, or heap corruption. Table of contents […]

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openSUSE Tumbleweed — kind — vulnerability — patch and remediation guide — diagnosis and fix on openSUSE Tumbleweed

openSUSE Tumbleweed — kind — vulnerability — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: openSUSE Tumbleweed 📖 ~4 min read  •  Source: SUSE advisory openSUSE-SU-2025:15146-1 (see also SUSE bugzilla) Related CVEs: CVE-2025-47290 Upstream summary: containerd is a container runtime. A time-of-check to time-of-use (TOCTOU) vulnerability was found in containerd v2.1.0. While unpacking an image during an […]

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Debian 13 — clutter-1.0 — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — clutter-1.0 — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2013-2190 CVE-2015-3213 Upstream summary: The translate_hierarchy_event function in x11/clutter-device-manager-xi2.c in Clutter, when resuming the system, does not properly handle XIQueryDevice errors when a device has "disappeared," which causes […]

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Debian 13 — exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — exif — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2026 Affected versions: Debian 13 (trixie) 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2012-2845 CVE-2021-27815 Upstream summary: Integer overflow in the jpeg_data_load_data function in jpeg-data.c in libjpeg in exif 0.6.20 allows remote attackers to cause a denial of service (buffer over-read […]

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Windows Server 2019 — KB5087048 — security update — patch and remediation guide — diagnosis and fix on Windows Server 2019

Windows Server 2019 — KB5087048 — security update — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Windows Server 2019 📖 ~4 min read  •  Source: Microsoft KB5087048 • MSRC update-guide entry Related CVEs: CVE-2026-32177 Affected components: Microsoft .NET Framework 3.5 AND 4.8 on Windows Server 2019 Microsoft summary: Heap-based buffer overflow in .NET allows an unauthorized attacker to […]

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Debian 13 — node-graphql — vulnerability — patch and remediation guide — diagnosis and fix on Debian 13

Debian 13 — node-graphql — vulnerability — patch and remediation guide

🟢 Low   ⏱ 5–15 min  Last verified: 22 April 2026 Affected versions: Debian 13 📖 ~4 min read  •  Source: Debian Security Tracker Related CVEs: CVE-2023-26144 Upstream summary: Versions of the package graphql from 16.3.0 and before 16.8.1 are vulnerable to Denial of Service (DoS) due to insufficient checks in the OverlappingFieldsCanBeMergedRule.ts file when […]

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Red Hat Enterprise Linux 10 — openexr — multiple vulnerabilities (2 CVEs) — patch and remediation guide — diagnosis and fix on Red Hat Enterprise Linux 10

Red Hat Enterprise Linux 10 — openexr — multiple vulnerabilities (2 CVEs) — patch and remediation guide

🟠 High   ⏱ 15–60 min  Last verified: 25 May 2026 Affected versions: Red Hat Enterprise Linux 10 📖 ~4 min read  •  Source: Red Hat advisory RHSA RHSA-2026:19146 Related CVEs: CVE-2026-34588 CVE-2026-27622 Table of contents Symptom & Impact Environment & Reproduction Root Cause Analysis Quick Triage Step-by-Step Diagnosis Solution – Primary Fix Solution – […]

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How to Write a Custom SELinux Policy Module on RHEL 10 — step-by-step RHEL 10 tutorial on Progressive Robot

How to Write a Custom SELinux Policy Module on RHEL 10

Introduction How to Write a Custom SELinux Policy Module on RHEL 10 on RHEL 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 configuration […]

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