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    CVE-2025-55224: Windows Win32K GRFX Race Condition and Local EoP Patch Guide

    Microsoft’s advisory for CVE-2025-55224 describes a concurrency flaw in the Windows kernel graphics component (Win32K — GRFX) that can be manipulated by an authorized local actor to gain code execution or elevate privileges on an affected system; the bug is a race condition (improper...
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    • cve-2025-55224 enterprise-security graphics grfx hyper-v image-processing incident-response kernel local-eop local-privilege-escalation msrc patch-management race-condition rdp threat-hunting thumbnailing vdi vulnerability-analysis win32k windows-security
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    • Forum: Security Alerts
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    CVE-2025-54105: Local Elevation of Privilege in Microsoft BFS (Brokering File System)

    Microsoft has published an advisory for CVE-2025-54105 — a local elevation-of-privilege vulnerability in the Microsoft Brokering File System (BFS) caused by a concurrency bug (race condition) that can be exploited by an authenticated local user to gain elevated rights on the host. Background...
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    • bfs brokering-file-system cve-2025-54105 edr-siem high-impact kernel-race-condition kernel-vulnerability local-elevation-of-privilege local-eop microsoft-bfs msrc patch-management race-condition security-update-guide toctou use-after-free vulnerability-analysis windows-security
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    • Forum: Security Alerts
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    CVE-2025-54094: Type-Confusion in Windows Defender Firewall Service Enables Local EoP

    Microsoft’s security advisory for CVE-2025-54094 identifies a type‑confusion flaw in the Windows Defender Firewall Service that can be triggered by an authorized local actor to perform a local Elevation of Privilege (EoP) — in short, an attacker with the ability to run code as a non‑privileged...
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    • application-control cve-2025-54094 defense-in-depth edr least-privilege local-attack local-eop memory-safety mpssvc msrc patch-management patching privilege-escalation risk-assessment security-advisory type-confusion vulnerability-analysis windows-defender-firewall
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    • Forum: Security Alerts
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