CVE-2025-53142 — Use After Free in Microsoft Windows 11 Version 22h2

CWE-416 — Use After Free8 documents6 sources
Severity
7.0HIGHNVD
EPSS
0.1%
top 84.19%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
9
Microsoft Windows 11 Version 22h2Microsoft Windows 11 Version 22h3Microsoft Windows 11 Version 23h2+6 more
Timeline
PublishedAug 12

Description

Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally.

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.0 | Impact: 5.9

Affected Packages9 packages

▶NVDmicrosoft/windows< 10.0.25398.1791+1
▶NVDmicrosoft/windows_11_22h2< 10.0.22621.5768
▶NVDmicrosoft/windows_11_23h2< 10.0.22631.5768
▶NVDmicrosoft/windows_11_24h2< 10.0.26100.4851
▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.4946

🔴Vulnerability Details

2
CVEList
Microsoft Brokering File System Elevation of Privilege Vulnerability↗2025-08-12
▶
GHSA
GHSA-crvv-j87g-j7hr: Use after free in Microsoft Brokering File System allows an authorized attacker to elevate privileges locally↗2025-08-12
▶

📋Vendor Advisories

2
Microsoft
Microsoft Brokering File System Elevation of Privilege Vulnerability↗2025-08-12
▶
Microsoft
initramfs: avoid filename buffer overrun↗2024-12-10
▶

🕵️Threat Intelligence

3
Bleepingcomputer
Microsoft August 2025 Patch Tuesday fixes one zero-day, 107 flaws↗2025-08-12
▶
Qualys
Microsoft and Adobe Patch Tuesday, August 2025 Security Update Review | Qualys↗2025-08-12
▶
Qualys
Microsoft and Adobe Patch Tuesday, August 2025 Security Update Review↗2025-08-12
▶
CVE-2025-53142 — Use After Free in Microsoft | cvebase