NVIDIA HD Audio Driver for Windows: NULL Pointer Deref That Causes DoS
CVE-2025-33237 Published on January 28, 2026
NVIDIA HD Audio Driver for Windows contains a vulnerability where an attacker could exploit a NULL pointer dereference issue. A successful exploit of this vulnerability might lead to a denial of service.
Vulnerability Analysis
CVE-2025-33237 can be exploited with local system access, and requires small amount of user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
NULL Pointer Dereference
A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. NULL pointer dereference issues can occur through a number of flaws, including race conditions, and simple programming omissions.
Products Associated with CVE-2025-33237
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Affected Versions
NVIDIA GeForce:- Version All driver versions prior to 1.4.5.7 is affected.
- Version All driver versions prior to 1.4.5.7 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.