CVE-2026-47583 in GeForce
Summary
by MITRE • 09/30/2026
NVIDIA GPU Display Driver for Windows contains a vulnerability in the kernel module where an attacker could cause type confusion. A successful exploit of this vulnerability might lead to code execution, denial of service, escalation of privileges, information disclosure, and data tampering.
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Analysis
by VulDB Data Team • 09/30/2026
The NVIDIA Graphics Kernel Module for Microsoft Windows presents a critical security flaw rooted in improper handling of object types within the kernel-space driver architecture. This specific weakness is classified under CWE-843, which denotes access to incorrect type reference or interpretation errors. In complex software systems like GPU drivers, memory management and data structure validation are paramount because these components operate with high privileges at ring 0 level. The vulnerability arises when the driver fails to correctly validate the expected type of an object before performing operations on it. This lack of rigorous type checking allows a malicious actor to manipulate internal state by passing objects that do not match the anticipated structural definition, thereby triggering undefined behavior within the kernel execution context.
From a technical perspective, this type confusion vulnerability enables attackers to bypass standard memory safety checks and execute arbitrary code with system-level privileges. When an attacker successfully exploits this flaw, they can achieve remote or local code execution depending on whether the input vector is accessible remotely via network services exposed by the driver or locally through user-mode applications interacting with the GPU subsystem. The exploitation path typically involves crafting a malicious payload that triggers the type mismatch during routine display operations such as rendering frames, handling video playback, or managing multiple monitor configurations. By exploiting this discrepancy, an attacker can overwrite critical function pointers or data structures in kernel memory, effectively gaining control over the execution flow of the operating system.
The operational impact of this vulnerability is severe and multifaceted, encompassing denial of service, privilege escalation, information disclosure, and data tampering. A successful exploit can lead to a complete system crash as the kernel encounters fatal exceptions due to invalid memory access patterns resulting from the type confusion. Furthermore, because the NVIDIA GPU driver operates with high privileges, compromising it allows for immediate elevation of rights from a standard user account to SYSTEM level. This aligns with MITRE ATT&CK technique T1068, which covers exploitation for privilege escalation. Once elevated, an attacker can install persistent backdoors, disable security software, exfiltrate sensitive data stored on the disk or in memory, and modify system configurations without detection. The ability to tamper with data further compromises the integrity of applications relying on GPU-accelerated computations, potentially leading to corrupted outputs in scientific simulations, financial models, or creative workflows.
Mitigation strategies for this vulnerability primarily involve applying vendor-provided security patches that address the type validation logic within the kernel module. Organizations should prioritize updating NVIDIA graphics drivers to versions where CWE-843 issues have been resolved through enhanced input sanitization and stricter runtime checks. Additionally, implementing defense-in-depth measures such as enabling Kernel Patch Protection (PatchGuard) on Windows systems can help mitigate some exploitation attempts by detecting unauthorized modifications to critical kernel structures. Security teams should also monitor for anomalous behavior in GPU driver processes using endpoint detection and response tools configured to flag unusual memory access patterns or privilege escalation events associated with display drivers. Regular vulnerability scanning focused on outdated driver versions remains essential to reduce the attack surface before attackers can leverage these flaws in targeted campaigns.