PT-2026-2439 · Microsoft · Windows Kernel Driver

Published 2026-01-14 · Updated 2026-01-19 · CVE-2025-12052

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

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

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

Description The drivers within the tool packages utilize the RTL QUERY REGISTRY DIRECT flag when reading a registry value. This process is susceptible to a buffer overflow if an untrusted user-mode application can manipulate the registry value. The issue involves reading a registry value, potentially leading to a buffer overflow due to the use of the RTL QUERY REGISTRY DIRECT flag.

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

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2025-12052

Affected Products

Windows Kernel Driver

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2025-12052 · Security Note
• https://twitter.com/CVEnew/status/2011383022579331082 · Twitter Post
• https://insyde.com/security-pledge/sa-2025010 · Note
• https://twitter.com/VulmonFeeds/status/2011339302706237702 · Twitter Post
• https://twitter.com/cracbot/status/2013204835286548908 · Twitter Post