Security Bulletin: NVIDIA DGX A100 Firmware - June 2022

Updated 06/07/2022 12:23 PM

NVIDIA has released a security update for NVIDIA DGX A100 firmware. This update addresses issues that may lead to information disclosure, denial of service, or escalation of privileges.

To protect your system, download and install this firmware update through the NVIDIA Enterprise Support Portal.

Go to NVIDIA Product Security.


Details

This section provides a summary of potential vulnerabilities that this security update addresses and their impact. Descriptions use CWE™, and base scores and vectors use CVSS v3.1 standards.

CVE ID Description Base Score Vector
CVE‑2022‑28200 NVIDIA DGX A100 contains a vulnerability in SBIOS in the BiosCfgTool, where a local user with elevated privileges can read and write beyond intended bounds in SMRAM, which may lead to code execution, escalation of privileges, denial of service, and information disclosure. The scope of impact can extend to other components. 8.2 AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE‑2022‑31599 NVIDIA DGX A100 contains a vulnerability in SBIOS in the Ofbd, where a local user with elevated privileges can cause access to an uninitialized pointer, which may lead to code execution, escalation of privileges, denial of service, and information disclosure. The scope of impact can extend to other components. 8.2 AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE‑2022‑31600 NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmmCore, where a user with high privileges can chain another vulnerability to this vulnerability, causing an integer overflow, possibly leading to code execution, escalation of privileges, denial of service, compromised integrity, and information disclosure. The scope of impact can extend to other components. 7.5 AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
CVE‑2022‑31601 NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmbiosPei, which may allow a highly privileged local attacker to cause an out-of-bounds write, which may lead to code execution, denial of service, compromised integrity, and information disclosure. 6.7 AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVE‑2022‑31602 NVIDIA DGX A100 contains a vulnerability in SBIOS in the IpSecDxe, where a user with elevated privileges and a preconditioned heap can exploit an out-of-bounds write vulnerability, which may lead to code execution, denial of service, data integrity impact, and information disclosure. 6.4 AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
CVE‑2022‑31603 NVIDIA DGX A100 contains a vulnerability in SBIOS in the IpSecDxe, where a user with high privileges and preconditioned IpSecDxe global data can exploit improper validation of an array index to cause code execution, which may lead to denial of service, data integrity impact, and information disclosure. 6.4 AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H

The NVIDIA risk assessment is based on an average of risk across a diverse set of installed systems and may not represent the true risk to your local installation. NVIDIA recommends evaluating the risk to your specific configuration.

Security Updates

The following table lists the NVIDIA software products affected, versions affected, and the updated version that includes this security update.

To protect your system, download and install this firmware update through the NVIDIA Enterprise Support Portal.

Hardware Platform Affected Versions Updated Version
NVIDIA DGX A100 All versions prior to 22.5.5 22.5.5

Notes:

  • Upgrade to NVIDIA DGX A100 firmware container nvfw‑nvfw‑dgxa100_22.5.5_220518.tar.gz to get the updated firmware and SBIOS version listed in the table above. Firmware updates are available through the NVIDIA Enterprise Support Portal.

Mitigations

None. See Security Updates for the version to install.

Acknowledgements

The NVIDIA Product Security Team discovered these issues.

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Revision History

Revision Date Description
1.0 June 7, 2022 Initial release

Support

If you have any questions about this security bulletin, contact NVIDIA Support.

Disclaimer

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