CVE-2026-47511 in GeForce
Summary
by MITRE • 09/30/2026
NVIDIA GPU Display Driver for Windows and Linux contains a vulnerability in the kernel mode layer, where a user could cause an out-of-bounds write. 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 identified vulnerability resides within the kernel-mode components of the NVIDIA GPU Display Driver for both Windows and Linux operating systems. This specific flaw is categorized as an out-of-bounds write, which represents a critical memory safety issue where software writes data to a memory location outside the intended buffer boundaries. In the context of driver development, such errors often stem from insufficient validation of input parameters or incorrect pointer arithmetic calculations during hardware command processing. Because this vulnerability exists in kernel mode, it operates at the highest level of privilege within the operating system architecture, granting any process that can trigger the flaw access to unrestricted memory and processor resources.
The operational impact of exploiting an out-of-bounds write in a graphics driver is severe due to the elevated privileges inherent to the kernel space. A successful exploitation allows an attacker to overwrite adjacent memory structures, potentially corrupting critical data such as function pointers or security tokens. This corruption can lead directly to arbitrary code execution with system-level permissions, effectively compromising the entire host machine. Furthermore, the vulnerability facilitates denial of service conditions by causing driver crashes or system hangs when invalid memory addresses are accessed. It also enables privilege escalation, allowing a low-privileged user account to gain administrative control over the operating system, and supports information disclosure by reading sensitive kernel data that should remain isolated from untrusted processes.
From a threat modeling perspective, this vulnerability aligns with Common Weakness Enumeration identifier CWE-787, which defines out-of-bounds write as accessing memory beyond the allocated buffer boundary. The exploitation technique typically involves crafting specific GPU commands or API calls that trigger the faulty logic within the driver's kernel module. In terms of adversary tactics, this falls under MITRE ATT&CK techniques related to privilege escalation and defense evasion, specifically leveraging software vulnerabilities for initial access or lateral movement within a compromised network segment. Attackers may use this flaw to establish persistence on high-value targets where graphics processing is intensive, such as workstations running complex rendering applications or servers hosting virtualized environments with GPU passthrough capabilities.
Mitigation strategies primarily involve the immediate application of vendor-provided patches that address the memory validation logic within the driver's kernel components. Organizations should prioritize updating NVIDIA drivers to versions that include fixes for this specific out-of-bounds write condition. Additionally, implementing strict endpoint detection and response policies can help identify anomalous behavior associated with exploit attempts, such as unusual GPU command sequences or unexpected privilege changes following graphics API calls. For environments where immediate patching is not feasible, restricting user privileges on systems running vulnerable drivers and disabling unnecessary remote access to these machines can reduce the attack surface significantly until a permanent fix is deployed.