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Rewterz Threat Advisory – Multiple NVIDIA GPU Display Driver for Windows

Severity

Medium

Analysis Summary

CVE-2021-1117 

NVIDIA GPU Display Driver for Windows is vulnerable to a denial of service, caused by a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape. By using a specific configuration, a local authenticated attacker could exploit this vulnerability to cause a denial of service.

CVE-2021-1116 

NVIDIA GPU Display Driver for Windows is vulnerable to a denial of service, caused by a NULL pointer dereference in the kernel mode layer (nvlddmkm.sys). By sending a specially-crafted request, a local attacker could exploit this vulnerability to cause the system to crash.

CVE-2021-1115 

NVIDIA GPU Display Driver for Windows is vulnerable to a denial of service, caused by a NULL pointer dereference in the kernel mode layer (nvlddmkm.sys) handler for private IOCTLs. By sending a specially-crafted request, a local authenticated attacker could exploit this vulnerability to cause a denial of service.

Impact

  • Denial of Service

Affected Vendors

  • NVIDIA

Affected Products

  • NVIDIA Windows GPU Display Driver for Windows

Remediation

Refer to NVIDIA Security for patch, upgrade, or suggested workaround information.

https://nvidia.custhelp.com/app/answers/detail/a_id/5230

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