Live › vulnerability › CVE-2025-29824
Go to dashboardA use-after-free bug in the Windows Common Log File System (CLFS) driver lets a logged-in attacker raise their privileges on the machine. CISA lists it as actively exploited, and the tags name ransomware use.
Summary written from the sources below. Check the originals before acting.
First seen by InfraStack 2026-10-23 19:11 UTC, 3h before NVD. All times on this page are UTC.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
| Product | Ecosystem | Affected | Fixed in |
|---|---|---|---|
| Microsoft Windows | vendor | – | – |
| microsoft windows 10 1507 | vendor | < 10.0.10240.20978 | 10.0.10240.20978 |
| microsoft windows 10 1607 | vendor | < 10.0.14393.7969 | 10.0.14393.7969 |
| microsoft windows 10 1809 | vendor | < 10.0.17763.7136 | 10.0.17763.7136 |
| microsoft windows 10 21h2 | vendor | < 10.0.19044.5737 | 10.0.19044.5737 |
| microsoft windows 10 22h2 | vendor | < 10.0.19045.5737 | 10.0.19045.5737 |
| microsoft windows 11 22h2 | vendor | < 10.0.22621.5189 | 10.0.22621.5189 |
| microsoft windows 11 23h2 | vendor | < 10.0.22631.5189 | 10.0.22631.5189 |
| microsoft windows 11 24h2 | vendor | < 10.0.26100.3775 | 10.0.26100.3775 |
| microsoft windows server 2008 | vendor | – | – |
| microsoft windows server 2008 | vendor | = r2 | – |
| microsoft windows server 2012 | vendor | – | – |
| microsoft windows server 2012 | vendor | = r2 | – |
| microsoft windows server 2016 | vendor | < 10.0.14393.7969 | 10.0.14393.7969 |
| microsoft windows server 2019 | vendor | < 10.0.17763.7136 | 10.0.17763.7136 |
| microsoft windows server 2022 | vendor | < 10.0.20348.3453 | 10.0.20348.3453 |
| microsoft windows server 2022 23h2 | vendor | < 10.0.25398.1551 | 10.0.25398.1551 |
| microsoft windows server 2025 | vendor | < 10.0.26100.3775 | 10.0.26100.3775 |
Unknown from the sources.
Apply the Microsoft security update for CVE-2025-29824 (version numbers not given in the sources); follow the vendor mitigation instructions named by CISA.
Each row is the first time that source carried this signal. The analyst’s rows are its own findings.
Microsoft Windows Common Log File System (CLFS) Driver contains a use-after-free vulnerability that allows an authorized attacker to elevate privileges locally.
CISA required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
This page as .md · .json · in your agent: get_signal("CVE-2025-29824")
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