Important CVSS 4.4 EPSS 0.00546 2025-03 archive

Executive Summary

Null pointer dereference in Windows Kernel Memory allows an authorized attacker to deny service locally.

Overview

4.4
CVSS MEDIUM
Important
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
Category Denial of Service
Released Mar 11 2025
Last Updated Mar 11 2025
Publicly Disclosed No
CISA KEV Not Listed
Known Exploits None Known
EPSS Score 0.00546 — 0.41387 percentile
NVD CVSS 4.4 MEDIUM — matches MSRC

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
ATTACK VECTOR
Local
ATTACK COMPLEXITY
Low
PRIVILEGES REQUIRED
High
USER INTERACTION
None
SCOPE
Unchanged
CONFIDENTIALITY
None
INTEGRITY
None
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 3.9

EPSS Score

0.00546
probability of exploitation in the next 30 days
0.41387 percentile - updated 2026-06-21
View on FIRST.org

Affected Products

11 affected products
Product KB Article Severity Impact Restart Required
Windows 10 Version 21H2 for 32-bit Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for ARM64-based Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 10 Version 21H2 for x64-based Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 10 Version 22H2 for 32-bit Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 10 Version 22H2 for ARM64-based Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 10 Version 22H2 for x64-based Systems 5053606 (Security Update) Important Denial of Service Yes
Windows 11 Version 22H2 for ARM64-based Systems 5053602 (Security Update) Important Denial of Service Yes
Windows 11 Version 22H2 for x64-based Systems 5053602 (Security Update) Important Denial of Service Yes
Windows 11 Version 23H2 for ARM64-based Systems 5053602 (Security Update) Important Denial of Service Yes
Windows 11 Version 23H2 for x64-based Systems 5053602 (Security Update) Important Denial of Service Yes
Windows 11 Version 24H2 for ARM64-based Systems 5053598 (Security Update) 5053636 (SecurityHotpatchUpdate) Important Denial of Service 5051987 5052105 Base: 4.4 Temporal: 3.9 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.26100.3476 10.0.26100.3403 Yes None Windows 11 Version 24H2 for x64-based Systems 5053598 (Security Update) 5053636 (SecurityHotpatchUpdate) Important Denial of Service 5051987 5052105 Base: 4.4 Temporal: 3.9 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.26100.3476 10.0.26100.3403 Yes None Windows Server 2022 5053603 (Security Update) 5053638 (SecurityHotpatchUpdate) Important Denial of Service 5051979 5052106 Base: 4.4 Temporal: 3.9 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.3328 10.0.20348.3270 Yes None Windows Server 2022 (Server Core installation) 5053603 (Security Update) 5053638 (SecurityHotpatchUpdate) Important Denial of Service 5051979 5052106 Base: 4.4 Temporal: 3.9 Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C 10.0.20348.3328 10.0.20348.3270 Yes None Windows Server 2022, 23H2 Edition (Server Core installation) 5053599 (Security Update) Important Denial of Service Yes

Patches

3 patches
Article Type Restart
5053606 Security Update Yes
5053602 Security Update Yes
5053599 Security Update Yes

Known Exploits

Acknowledgments

Benoît Sevens and Vlad Stolyarov of Google Threat Analysis Group