CVE-2026-62702

Analyzed Analyzed - Analysis Complete

Null Pointer Dereference in Windows Graphics Kernel

Publication date: 2026-08-11

Last updated on: 2026-08-13

Assigner: Microsoft Corporation

Description

Null pointer dereference in Windows Graphics Kernel allows an unauthorized attacker to deny service over a network.

CVSS Scores

EPSS Scores

Probability:
Percentile:

Meta Information

Published

2026-08-11

Last Modified

2026-08-13

Generated

2026-09-01

AI Q&A

2026-08-12

EPSS Evaluated

2026-08-30

NVD

CVE-2026-62702

EUVD

EUVD-2026-56347

Affected Vendors & Products

Vendor	Product	Version / Range
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_21h2	to 10.0.19044.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_10_22h2	to 10.0.19045.7663 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7517 (exc)
microsoft	windows_11_23h2	to 10.0.22631.7517 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9106 (exc)
microsoft	windows_11_24h2	to 10.0.26100.9106 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2704 (exc)
microsoft	windows_11_26h1	to 10.0.28000.2704 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9106 (exc)
microsoft	windows_11_25h2	to 10.0.26200.9106 (exc)
microsoft	windows_server_2022	to 10.0.20348.5440 (exc)
microsoft	windows_server_2025	to 10.0.26100.33222 (exc)

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-476	The product dereferences a pointer that it expects to be valid but is NULL.

Attack-Flow Graph

Executive Summary

This vulnerability is a null pointer dereference in the Windows Graphics Kernel. It allows an unauthorized attacker to cause a denial of service over a network by exploiting this flaw.

Detection Guidance

This vulnerability is a null pointer dereference in Windows Graphics Kernel that causes denial of service. Detection requires monitoring for system crashes or unresponsive graphics processes. Check Windows Event Viewer for application or system crashes related to graphics drivers or kernel components.

Impact Analysis

An attacker could exploit this to crash systems running affected Windows versions, leading to service disruptions. Systems may become unresponsive or require a reboot to restore functionality.

Compliance Impact

This vulnerability allows denial of service over a network, which could disrupt critical services handling sensitive data. GDPR requires maintaining availability of personal data processing systems, while HIPAA mandates ensuring access to ePHI. A denial of service could violate these availability requirements.

Mitigation Strategies

Apply the latest security updates from Microsoft to patch the Windows Graphics Kernel vulnerability. Monitor Microsoft's update guide for patches and install them promptly.

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