PT-2025-50158 · Microsoft · Windows Resilient File System+1

Published 2025-12-09 · Updated 2025-12-10 · CVE-2025-62456

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Windows Resilient File System (ReFS) (affected versions not specified)

Description A heap-based buffer overflow exists in Windows Resilient File System (ReFS). This flaw potentially allows an authorized attacker to execute code over a network.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-15525

CVE-2025-62456

Affected Products

Windows

Windows Resilient File System

References · 8

• https://bdu.fstec.ru/vul/2025-15525 · Security Note
• https://osv.dev/vulnerability/CVE-2025-62456 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-62456 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-62456 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-62456 · Security Note
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-62456 · Security Note
• https://twitter.com/CveFindCom/status/1998462766865072323 · Twitter Post
• https://twitter.com/CVEnew/status/1998781380876972186 · Twitter Post