PT-2025-42043 · Microsoft · Windows Kernel+1

Published 2025-10-14 · Updated 2025-10-14 · CVE-2025-55693

Positive Technologies (AI Summary)

CVSS v3.1

7.4

High

Base vector

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

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

Description A use after free issue exists in the Windows Kernel. This condition allows a local attacker to gain elevated privileges.

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

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2025-13212

CVE-2025-55693

Affected Products

Windows

Windows Kernel

References · 7

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55693 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-13212 · Security Note
• https://osv.dev/vulnerability/CVE-2025-55693 · Vendor Advisory
• http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2025-55693 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-55693 · Security Note
• https://msrc.microsoft.com/update-guide/en-US/advisory/CVE-2025-55693 · Vendor Advisory
• https://twitter.com/CVEnew/status/1978171213307695588 · Twitter Post