CVE-2025-21183 — Double Free in Microsoft Windows 11 Version 24h2

CWE-415 — Double Free4 documents4 sources
Severity
7.4HIGHNVD
EPSS
0.1%
top 66.13%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
6
Microsoft Windows 11 Version 24h2Microsoft Windows Server 2025Microsoft Windows 11 24h2+3 more
Timeline
PublishedFeb 11

Description

Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 1.4 | Impact: 5.9

Affected Packages7 packages

▶NVDmicrosoft/windows< 10.0.26100.3107
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.3107
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.3194

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-c228-pg9x-pq8r: Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability↗2025-02-11
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📋Vendor Advisories

1
Microsoft
Windows Resilient File System (ReFS) Deduplication Service Elevation of Privilege Vulnerability↗2025-02-11
▶

🕵️Threat Intelligence

1
Bleepingcomputer
Microsoft February 2025 Patch Tuesday fixes 4 zero-days, 55 flaws↗2025-02-11
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CVE-2025-21183 — Double Free in Microsoft | cvebase