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Findings

CVE-2018-8406

Microsoft DirectX Graphics Kernel Privilege Escalation Vulnerability

Published Aug 15, 2018 · updated Jun 16, 2026 · microsoft windows 10 1507

An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8405.

Timeline

Detection, updates, and resolution for this record.

  1. Aug 15, 2018 · Catalog

    Detected

    An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8405.

  2. Mar 28, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. Apr 18, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID is unique from CVE-2018-8400, CVE-2018-8401, CVE-2018-8405.

Required action

Apply updates per vendor instructions.

CISA due date Apr 18, 2022

Affected

  • cpe microsoft/windows 10 1507version unspecified
  • cpe microsoft/windows 10 1607version unspecified
  • cpe microsoft/windows 10 1703version unspecified
  • cpe microsoft/windows 10 1709version unspecified
  • vendor Microsoft DirectX Graphics Kernel (DXGKRNL)version unspecified

Sources

  • CISA KEVCVE-2018-8406

    An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory.

    cisa.gov
  • CVE.orgCVE-2018-8406

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2018-8406

    30-day exploitation probability 3.4%

    first.org
  • NIST NVDCVE-2018-8406

    An elevation of privilege vulnerability exists when the DirectX Graphics Kernel (DXGKRNL) driver improperly handles objects in memory, aka "DirectX Graphics Kernel Elevation of Privilege Vulnerability." This affects Windows Server 2016, Windows 10, Windows 10 Servers. This CVE ID

    nvd.nist.gov

References