Microsoft Windows LSASS Null Pointer Dereference Denial-of-Service Vulnerability

Vulnerability

A null pointer dereference vulnerability has been identified in the Windows Local Security Authority Subsystem Service (LSASS). This vulnerability allows an unauthorized attacker to cause a denial-of-service condition over the network.

Impact

Exploitation of this vulnerability leads to a denial-of-service condition, causing affected systems to become unresponsive or unavailable.

Remediation

Users can apply the security update KB5082198 to address this vulnerability. This security update is available through the Microsoft Update Catalog.

Added: Apr 14, 2026, 9:35 PM
Updated: Apr 14, 2026, 9:35 PM

Vulnerability Rating

Custom Algorithm
spread
8.4
impact
2.5
exploitability
5.4
remediation
7.7
relevance
5.9
threat
0.0
urgency
2.9
incentive
4.2

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