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CVE-2020-5966 Explained : Impact and Mitigation

Learn about CVE-2020-5966, a vulnerability in NVIDIA GPU Display Driver allowing denial of service or privilege escalation. Find mitigation steps and patching details here.

NVIDIA Windows GPU Display Driver, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape, where a NULL pointer is dereferenced, leading to denial of service or potential escalation of privileges.

Understanding CVE-2020-5966

This CVE identifies a vulnerability in NVIDIA GPU Display Driver that can result in denial of service or privilege escalation.

What is CVE-2020-5966?

This CVE pertains to a vulnerability in the NVIDIA Windows GPU Display Driver that allows for a NULL pointer dereference, potentially leading to denial of service or privilege escalation.

The Impact of CVE-2020-5966

The vulnerability can result in denial of service or potential escalation of privileges, posing a risk to affected systems.

Technical Details of CVE-2020-5966

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The vulnerability lies in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in the NVIDIA GPU Display Driver.

Affected Systems and Versions

        Product: NVIDIA GPU Display Driver
        Vendor: NVIDIA
        Versions: All versions are affected

Exploitation Mechanism

The vulnerability allows for a NULL pointer dereference, which can be exploited to cause denial of service or potentially escalate privileges.

Mitigation and Prevention

To address CVE-2020-5966, consider the following steps:

Immediate Steps to Take

        Apply vendor-supplied patches promptly
        Monitor vendor communications for updates

Long-Term Security Practices

        Regularly update GPU drivers
        Implement robust security measures to prevent unauthorized system access

Patching and Updates

        Install patches provided by NVIDIA to mitigate the vulnerability

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