CVE-2025-21315 — Use After Free in Microsoft Windows 11 Version 24h2

CWE-416 — Use After Free9 documents7 sources
Severity
7.8HIGHNVD
EPSS
0.2%
top 61.84%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
8
Microsoft Windows 11 Version 24h2Microsoft Windows Server 2025Microsoft Windows 11 24h2+5 more
Timeline
PublishedJan 14

Description

Microsoft Brokering File System Elevation of Privilege Vulnerability

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:HExploitability: 1.1 | Impact: 6.0

Affected Packages8 packages

▶NVDmicrosoft/windows< 10.0.25398.1369+1
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.2894
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.2894
▶CVEListV5microsoft/windows_11_version_24h210.0.26100.0 — 10.0.26100.2894

Patches

Patch: msrc.microsoft.com ↗

🔴Vulnerability Details

1
GHSA
GHSA-6cgr-4rv8-425w: Microsoft Brokering File System Elevation of Privilege Vulnerability↗2025-01-14
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📋Vendor Advisories

1
Microsoft
Microsoft Brokering File System Elevation of Privilege Vulnerability↗2025-01-14
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🕵️Threat Intelligence

6
Bleepingcomputer
Microsoft January 2025 Patch Tuesday fixes 8 zero-days, 159 flaws↗2025-01-14
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Qualys
Microsoft and Adobe Patch Tuesday, January 2025 Security Update Review↗2025-01-14
▶
Talos
Microsoft Patch Tuesday for January 2025 — Snort rules and prominent vulnerabilities↗2025-01-14
▶
Qualys
Microsoft and Adobe Patch Tuesday, January 2025 Security Update Review | Qualys↗2025-01-14
▶
Talos
Microsoft Patch Tuesday for January 2025 — Snort rules and prominent vulnerabilities↗2025-01-14
▶
CVE-2025-21315 — Use After Free in Microsoft | cvebase