Overview
CVE-2025-25180 is a critical vulnerability that allows software run by a non-privileged user to make improper GPU system calls, and consequently gain unauthorized access. This essentially allows the software to manipulate the GPU hardware into arbitrary physical memory page writes. This vulnerability is of particular concern because it can potentially compromise system security or lead to data leakage. It poses a significant threat to any system that relies on the affected software and hardware for its operations.
Vulnerability Summary
CVE ID: CVE-2025-25180
Severity: High (CVSS score of 7.8)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: System compromise or data leakage
Affected Products
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Product | Affected Versions
[Product A] | [Version 1.0 to 2.5]
[Product B] | [Version 3.7 and earlier]
How the Exploit Works
The exploit works by taking advantage of the flaw in the GPU system calls. A non-privileged user initiates the software to make improper GPU system calls, which then manipulates the GPU hardware to write to arbitrary physical memory pages. Under certain circumstances, this could be used to corrupt data pages not allocated by the GPU driver but memory pages in use by the kernel and drivers running on the platform, thereby altering their behavior and potentially leading to system compromise or data leakage.
Conceptual Example Code
Here is a rough conceptual example of how the vulnerability might be exploited:
#!/bin/bash
# Improper GPU system call
gpu_syscall -write arbitrarymempageIn this conceptual example, the non-privileged user uses a script to make an improper GPU system call, forcing the GPU to write to an arbitrary memory page. This could lead to the corruption of important system data and potentially compromise the entire system.
How to Mitigate the Vulnerability
The best mitigation is to immediately apply the vendor patch as soon as it is available. It is also advisable to use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary measure until the patch is applied. These measures will help protect the system from being compromised through this vulnerability.