Summary
Impact: Elevation of Privilege. Microsoft rating: Important. Not known to be exploited — Exploitation Less Likely. Customer action: Required.
Details
What privileges could be gained by an attacker who successfully exploited this vulnerability?
An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to prepare the target environment to improve exploit reliability.
Security updates
10.0.26200.6899 — https://support.microsoft.com/help/5066835
10.0.17763.7919 — https://support.microsoft.com/help/5066586
10.0.20348.4294 — https://support.microsoft.com/help/5066782
10.0.19044.6456 — https://support.microsoft.com/help/5066791
10.0.22621.6060 — https://support.microsoft.com/help/5066793
10.0.25398.1913 — https://support.microsoft.com/help/5066780
10.0.10240.21161 — https://support.microsoft.com/help/5066837
10.0.14393.8519 — https://support.microsoft.com/help/5066836
6.1.7601.27974 — https://support.microsoft.com/help/5066872
6.1.7601.27974 — https://support.microsoft.com/help/5066876
6.2.9200.25722 — https://support.microsoft.com/help/5066875
6.3.9600.22824 — https://support.microsoft.com/help/5066873
Vulnerabilities 1
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High 7.0
DirectX Graphics Kernel Elevation of Privilege Vulnerability
Use after free in Windows DirectX allows an authorized attacker to elevate privileges locally.
Revision history
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#1
Information published.
References
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CVE-2025-55678 DirectX Graphics Kernel Elevation of Privilege Vulnerability - HTML
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-55678
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Microsoft Exploitability Index
https://www.microsoft.com/en-us/msrc/exploitability-index?rtc=1
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Microsoft Support Lifecycle
https://support.microsoft.com/lifecycle
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Common Vulnerability Scoring System
https://www.first.org/cvss