PT-2025-32784 · Microsoft · Windows

Arnaud Lubin · Published 2025-08-12 · Updated 2026-01-04 · CVE-2025-50161

Positive Technologies (AI Summary)

CVSS v3.1

7.3

High

Base vector

AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions: Windows versions (affected versions not specified)

Description: A heap-based buffer overflow exists in Windows Win32K - GRFX. This issue allows an authorized attacker to elevate privileges locally.

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

Heap Based Buffer Overflow

Weakness Enumeration

CWE-122

Related Identifiers

BDU:2025-10184

CVE-2025-50161

Affected Products

Windows

References · 8

• https://osv.dev/vulnerability/CVE-2025-50161 · Vendor Advisory
• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-50161 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-50161 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-50161 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-50161 · Security Note
• https://bdu.fstec.ru/vul/2025-10184 · Security Note
• https://twitter.com/windowsforum/status/1955328181839253928 · Twitter Post
• https://twitter.com/CVEnew/status/1955322685753352658 · Twitter Post