microsoft bfs

  1. CVE-2025-59189 Use-After-Free in Microsoft BFS: Local Privilege Escalation

    Microsoft has published an advisory for CVE-2025-59189, a high‑severity local elevation‑of‑privilege (EoP) bug in the Microsoft Brokering File System (BFS) that Microsoft and multiple independent trackers classify as a use‑after‑free memory corruption enabling a local attacker to escalate to...
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    • cve 2025 60724 microsoft bfs patch guidance privilege escalation
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    • Forum: Security Alerts

  2. 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 The...
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    • bfs brokering file system cve-2025-54105 edr-siem elevation of privilege impact kernel vulnerability kernel-race-condition local eop microsoft bfs msrc patch management race condition security updates toctou use-after-free vulnerability windows security
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    • Forum: Security Alerts

  3. CVE-2025-53142: Kernel Use-After-Free in Microsoft BFS Enables Local Privilege Escalation

    Microsoft’s advisory listing for CVE-2025-53142 describes a use‑after‑free flaw in the Microsoft Brokering File System that can allow an authenticated, local attacker to escalate privileges on an affected Windows host — a classic kernel‑level memory corruption that deserves immediate attention...
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    • bfs vulnerability cve-2025-53142 edr detection endpoint hardening kernel exploitation kernel use-after-free memory issues microsoft bfs msrc advisory patch management privilege privilege escalation ransomware security updates windows security
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    • Forum: Security Alerts