CVE-2021-1058 : Security Advisory and Response
Learn about CVE-2021-1058 affecting NVIDIA Virtual GPU Software versions 8.x (prior to 8.6) and 11.0 (prior to 11.3). Discover the impact, technical details, and mitigation steps.
NVIDIA vGPU software versions 8.x (before 8.6) and 11.0 (before 11.3) contain a vulnerability in the guest kernel mode driver and vGPU plugin. This flaw allows for potential data tampering or denial of service attacks.
Understanding CVE-2021-1058
This CVE identifies a security vulnerability in NVIDIA Virtual GPU Software that could be exploited to manipulate data or disrupt services.
What is CVE-2021-1058?
The vulnerability in the guest kernel mode driver and vGPU plugin of NVIDIA vGPU software allows attackers to potentially tamper with data or cause denial of service, impacting versions 8.x (prior to 8.6) and 11.0 (prior to 11.3).
The Impact of CVE-2021-1058
The vulnerability poses a risk of unauthorized data alteration or service disruption, which could lead to compromised integrity or availability of systems.
Technical Details of CVE-2021-1058
This section delves into the specifics of the vulnerability.
Vulnerability Description
The flaw arises due to inadequate validation of input data sizes in the guest kernel mode driver and vGPU plugin, enabling attackers to tamper with data or execute denial of service attacks.
Affected Systems and Versions
NVIDIA Virtual GPU Software versions 8.x (before 8.6) and 11.0 (before 11.3) are affected by this vulnerability, putting systems leveraging these versions at risk.
Exploitation Mechanism
Attackers can exploit this vulnerability by sending specially crafted input data to the affected driver or plugin, triggering data tampering or service denial.
Mitigation and Prevention
Protecting systems from CVE-2021-1058 requires immediate action and long-term security measures.
Immediate Steps to Take
Users should apply security patches promptly to address the vulnerability. Implementing network security measures can also help mitigate potential threats.
Long-Term Security Practices
Regularly update the NVIDIA vGPU software to the latest secure versions. Employ best security practices such as intrusion detection systems to safeguard against similar vulnerabilities.
Patching and Updates
Stay informed about security advisories from NVIDIA and apply recommended patches and updates to ensure system resilience and protection against known vulnerabilities.