Microsoft Windows Kernel-Mode Drivers Privilege Escalation Vulnerability

Vulnerability

A vulnerability allowing out-of-bounds read in Windows Kernel-Mode Drivers has been identified. This issue allows an authorized attacker to locally elevate privileges. The vulnerability affects several different versions and ranges of Windows 11 and Windows Server 2025.

Impact

Exploitation of this vulnerability could lead to unauthorized privilege escalation, allowing an attacker to gain SYSTEM privileges.

Remediation

Users can apply the security update KB5055523 to address this vulnerability. This update is available through the Microsoft Update Catalog.

Added: Jun 9, 2025, 7:46 PM
Updated: Jun 9, 2025, 7:46 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
7.5
exploitability
3.3
remediation
7.7
relevance
0.0
threat
0.0
urgency
2.9
incentive
1.7

Our algorithm analyzes dozens of metrics to generate these 8 key vulnerability categories, which are then combined to calculate the overall risk score.