Windows Graphics Kernel
CVE-2026-73017 — Graphics Kernel Remote Code Execution Vulnerability
Executive Summary
Heap-based buffer overflow in Windows Graphics Kernel allows an authorized attacker to execute code locally.
Overview
7.5
CVSS HIGH
Critical
MS Severity
Not Exploited
MS Exploit Status
Less Likely
MS Exploit Likelihood
CVSS Vector
ATTACK VECTOR
Local
ATTACK COMPLEXITY
High
PRIVILEGES REQUIRED
High
USER INTERACTION
None
SCOPE
Changed
CONFIDENTIALITY
High
INTEGRITY
High
AVAILABILITY
High
EXPLOIT CODE MATURITY
Unproven
REMEDIATION LEVEL
Official Fix
REPORT CONFIDENCE
Confirmed
Temporal Score: 6.5
EPSS Score
No EPSS score available for this CVE.
View on FIRST.orgAffected Products
22 affected products
| Product | KB Article | Severity | Impact | Restart Required |
|---|---|---|---|---|
| Windows 10 Version 1809 for 32-bit Systems | 5122876 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 1809 for x64-based Systems | 5122876 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 21H2 for 32-bit Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 21H2 for ARM64-based Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 21H2 for x64-based Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 22H2 for 32-bit Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 22H2 for ARM64-based Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 10 Version 22H2 for x64-based Systems | 5122878 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 23H2 for ARM64-based Systems | 5122880 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 23H2 for x64-based Systems | 5122880 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 24H2 for ARM64-based Systems | 5124008 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 24H2 for x64-based Systems | 5124008 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 25H2 for ARM64-based Systems | 5124008 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 25H2 for x64-based Systems | 5124008 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 Version 26H1 for ARM64-based Systems | 5124012 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows 11 version 26H1 for x64-based Systems | 5124012 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2019 | 5122876 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2019 (Server Core installation) | 5122876 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2022 | 5122882 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2022 (Server Core installation) | 5122882 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2025 | 5122871 (Security Update) |
Critical | Remote Code Execution | Yes |
| Windows Server 2025 (Server Core installation) | 5122871 (Security Update) |
Critical | Remote Code Execution | Yes |
Patches
7 patches
| Article | Type | Restart |
|---|---|---|
5122876 |
Security Update | Yes |
5122878 |
Security Update | Yes |
5122880 |
Security Update | Yes |
5124008 |
Security Update | Yes |
5124012 |
Security Update | Yes |
5122882 |
Security Update | Yes |
5122871 |
Security Update | Yes |
Exploits & PoC
No public exploit or PoC has been linked for this CVE yet. When available, references are sourced from public repositories and may be unverified or non-functional — review carefully before use.
Detection Rules
No public Sigma or Nuclei detection rule has been mapped to this CVE yet. Coverage is concentrated on exploited / high-profile vulnerabilities; check SigmaHQ for updates.
Acknowledgments
3072
References
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