CVE-2025-24991MicrosoftOperating systemsMarch 11, 2025

Microsoft Windows NTFS Out-Of-Bounds Read Vulnerability

Medium 5.5Actively exploited

Description

Microsoft Windows New Technology File System (NTFS) contains an out-of-bounds read vulnerability that allows an authorized attacker to disclose information locally.

What to do

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

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Details

Vendor
Microsoft
Product
Windows
CVE
CVE-2025-24991
Affected versions
Windows 10 Version 1507 10.0: from 10.0.10240.0 to 10.0.10240.20947 (excluded) — fixed in 10.0.10240.20947
Windows 10 Version 1607 10.0: from 10.0.14393.0 to 10.0.14393.7876 (excluded) — fixed in 10.0.14393.7876
Windows 10 Version 1809 10.0: from 10.0.17763.0 to 10.0.17763.7009 (excluded) — fixed in 10.0.17763.7009
Windows 10 Version 21H2 10.0: from 10.0.19044.0 to 10.0.19044.5608 (excluded) — fixed in 10.0.19044.5608
Windows 10 Version 22H2 10.0: from 10.0.19045.0 to 10.0.19045.5608 (excluded) — fixed in 10.0.19045.5608
Windows 11 version 22H2 10.0: from 10.0.22621.0 to 10.0.22621.5039 (excluded) — fixed in 10.0.22621.5039
Windows 11 version 22H3 10.0: from 10.0.22631.0 to 10.0.22631.5039 (excluded) — fixed in 10.0.22631.5039
Windows 11 Version 23H2 10.0: from 10.0.22631.0 to 10.0.22631.5039 (excluded) — fixed in 10.0.22631.5039
Windows 11 Version 24H2 10.0: from 10.0.26100.0 to 10.0.26100.3476 (excluded) — fixed in 10.0.26100.3476
Windows Server 2008 R2 Service Pack 1 6.1: from 6.1.7601.0 to 6.1.7601.27618 (excluded) — fixed in 6.1.7601.27618
Windows Server 2008 R2 Service Pack 1 (Server Core installat 6.1: from 6.1.7601.0 to 6.1.7601.27618 (excluded) — fixed in 6.1.7601.27618
Windows Server 2008 Service Pack 2 6.0: from 6.0.6003.0 to 6.0.6003.23168 (excluded) — fixed in 6.0.6003.23168
Windows Server 2008 Service Pack 2 (Server Core installation 6.0: from 6.0.6003.0 to 6.0.6003.23168 (excluded) — fixed in 6.0.6003.23168
Windows Server 2012 6.2: from 6.2.9200.0 to 6.2.9200.25368 (excluded) — fixed in 6.2.9200.25368
Windows Server 2012 (Server Core installation) 6.2: from 6.2.9200.0 to 6.2.9200.25368 (excluded) — fixed in 6.2.9200.25368
Windows Server 2012 R2 6.3: from 6.3.9600.0 to 6.3.9600.22470 (excluded) — fixed in 6.3.9600.22470
Windows Server 2012 R2 (Server Core installation) 6.3: from 6.3.9600.0 to 6.3.9600.22470 (excluded) — fixed in 6.3.9600.22470
Windows Server 2016 10.0: from 10.0.14393.0 to 10.0.14393.7876 (excluded) — fixed in 10.0.14393.7876
Windows Server 2016 (Server Core installation) 10.0: from 10.0.14393.0 to 10.0.14393.7876 (excluded) — fixed in 10.0.14393.7876
Windows Server 2019 10.0: from 10.0.17763.0 to 10.0.17763.7009 (excluded) — fixed in 10.0.17763.7009
Windows Server 2019 (Server Core installation) 10.0: from 10.0.17763.0 to 10.0.17763.7009 (excluded) — fixed in 10.0.17763.7009
Windows Server 2022 10.0: from 10.0.20348.0 to 10.0.20348.3328 (excluded) — fixed in 10.0.20348.3328
Windows Server 2022, 23H2 Edition (Server Core installation) 10.0: from 10.0.25398.0 to 10.0.25398.1486 (excluded) — fixed in 10.0.25398.1486
Windows Server 2025 10.0: from 10.0.26100.0 to 10.0.26100.3476 (excluded) — fixed in 10.0.26100.3476
Windows Server 2025 (Server Core installation) 10.0: from 10.0.26100.0 to 10.0.26100.3476 (excluded) — fixed in 10.0.26100.3476 (from the advisory and NVD; check the exact builds in the official advisory)
CVSS score
5.5
Actively exploited
Yes, listed in the CISA Known Exploited Vulnerabilities catalog
CISA due date
April 1, 2025 (deadline for US federal agencies: a good benchmark for you too)
Source
CISA KEV – original advisory
Published
March 11, 2025

The description and the recommended action are quoted from the public advisory; severity, exploitation status and affected versions are compiled automatically from public sources and may contain errors. The vendor's original advisory prevails: check it before taking action. This information is provided without warranty and does not replace a professional assessment.

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