Security Bulletin: NVIDIA SHIELD TV - January 2021

Updated 10/05/2021 01:45 PM

NVIDIA has released a software security update for NVIDIA SHIELD® TV. This update addresses issues that may lead to denial of service, escalation of privileges, or data loss. To protect your system, download and install this software update through the update notification that will appear on the Home Screen or by going to Settings>About>System update.

Go to NVIDIA Product Security.


Details

This section summarizes the potential impact that this security update addresses. Descriptions use CWE™, and base scores and vectors use CVSS V3.1 standards.

This section summarizes the potential impact that this security update addresses. Descriptions use CWE™, and base scores and vectors use CVSS V3.1 standards.
CVE IDs Description Base Score Vector
CVE‑2021‑1068 NVIDIA SHIELD TV contains a vulnerability in the NVDEC component, in which an attacker can read from or write to a memory location that is outside the intended boundary of the buffer, which may lead to denial of service or escalation of privileges. 7.8 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVE‑2021‑1069 NVIDIA SHIELD TV contains a vulnerability in the NVHost function, which may lead to abnormal reboot due to a null pointer reference, causing data loss. 6.1 AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVE‑2021‑1067 NVIDIA SHIELD TV contains a vulnerability in the implementation of the RPMB command status, in which an attacker can write to the Write Protect Configuration Block, which may lead to denial of service or escalation of privileges. 5.7 AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:H/A:L

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 consulting a security or IT professional to evaluate the risk to your specific configuration.

Security Updates

The following table lists the NVIDIA software products affected, versions affected, and the updated version available that includes this security update. Download the updates through Settings>About>System update.

The following table lists the NVIDIA software products affected, versions affected, and the updated version available that includes this security update. Download the updates through Settings>About>System update.
Software Product Operating System Affected Versions Updated Version
SHIELD TV Android-P Shield Experience prior to 8.2.2 Shield Experience Upgrade 8.2.2

Note:

  • SHIELD TV upgrade version 8.2.2 includes the Android™ Security Patch level 2020-12-05. For more information about what is included in Android security patch levels, refer to the Android Security Bulletins.

  • Earlier releases of this product are also affected. If you are using an earlier release, upgrade to the latest release.

Mitigations

None. See Security Updates for the version to install.

Acknowledgements

NVIDIA thanks following individuals for reporting the issues.

  • CVE‑2021‑1067 - Rotem Sela and Brian Mastenbrook of Western Digital
  • CVE‑2021‑1068 - NVIDIA Product Security Team
  • CVE‑2021‑1069 - Billy Laws

Get the Most Up to Date Product Security Information

Visit the NVIDIA Product Security page to

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  • See the current list of NVIDIA security bulletins
  • Report a potential security issue in any NVIDIA supported product
  • Learn more about the vulnerability management process followed by the NVIDIA Product Security Incident Response Team (PSIRT)

Revision History

Revision History
Revision Date Description
1.0 January 19, 2021 Initial release

Support

If you have any questions about this Security Bulletin, contact NVIDIA Support.

Disclaimer

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