Description

NVIDIA Infrastructure Controller for Linux contains a vulnerability where an attacker could cause uncontrolled resource consumption. A successful exploit of this vulnerability might lead to denial of service.

Executive Summary

Technical Details

Mitigations

References

Additional Metadata

{
  "score": "6.5",
  "pubDate": "2026-09-22T15:17:11.390Z",
  "pubdate": "2026-09-22T15:17:11.390Z",
  "executiveSummary": "The NVIDIA Infrastructure Controller for Linux is susceptible to a vulnerability involving uncontrolled resource consumption, which can lead to a Denial of Service (DoS) condition.\nThis vulnerability is classified as an uncontrolled resource consumption issue, where improper management of system resources allows an attacker to exhaust available pools, effectively rendering the controller unresponsive to legitimate requests.\nThe scope of impact is limited to the availability of the service; successful exploitation results in the disruption of critical management operations governed by the Infrastructure Controller.\nThe vulnerability affects the NVIDIA Infrastructure Controller for Linux. An attacker capable of triggering this resource exhaustion can cause the component to fail, necessitating a restart or administrative intervention to restore normal functionality.\nNo specific privileges or authentication requirements were defined in the base vulnerability, suggesting that if the interface is exposed, an unauthenticated actor could potentially initiate the resource-depleting sequences.\nRisk implications are significant for high-availability environments where the Infrastructure Controller is responsible for orchestration or hardware management, as a successful exploit compromises the operational integrity of the underlying infrastructure.",
  "technicalDetails": "The vulnerability manifests as a flaw in the resource management logic of the NVIDIA Infrastructure Controller for Linux. Specifically, the controller fails to implement adequate limits or throttling mechanisms when processing incoming data streams or specific service requests, leading to uncontrolled resource consumption.\nThe root cause lies in the application's failure to enforce quotas on memory, CPU cycles, or socket allocations during the handling of malformed or high-frequency requests. When the controller receives a specially crafted request sequence, it initiates operations that consume excessive system resources without subsequent release or cleanup.\nThe attack flow involves the adversary sending a series of requests to the exposed interface of the Infrastructure Controller. Because the system lacks a validation layer to gate the consumption of resources based on request complexity or volume, the controller attempts to process all requests concurrently or sequentially without resource shedding.\nAs the controller continues to allocate memory or locks to handle the flood of malicious traffic, the system enters a state of resource exhaustion. This leads to increased latency, memory corruption, or service hang, ultimately resulting in a system-wide Denial of Service for that specific controller instance.\nThe exploitation process does not necessarily require deep knowledge of internal memory structures but relies on the deterministic nature of the resource management failure. By systematically overwhelming the controller's resource management subsystems, an attacker can bypass operational thresholds. The impact is persistent until the controller process is terminated and restarted by an administrator, as the resource leakage or saturation state often prevents self-recovery.\nIn terms of exposure, the vulnerability is particularly critical if the management interface of the NVIDIA Infrastructure Controller is accessible over a network without robust ingress filtering or rate limiting. Any component, internal or external, that can reach the management endpoint of the controller is a potential vector for exploitation. Since there is no indication that authentication is a prerequisite for triggering this behavior, the attack surface remains broad for any network-attached entity.\nThe post-exploitation state is characterized by the total degradation of the controller's management capabilities. While this may not allow for arbitrary code execution, it successfully neutralizes the security and operational oversight provided by the controller, creating a window for other secondary attacks or simply forcing a total operational outage."
}