NVIDIA SHIELD TV Software Security Updates for Multiple Vulnerabilities

Answer ID 4682
Updated 06/28/2018 01:55 PM

NVIDIA SHIELD TV vulnerabilities may lead to code execution, denial of service, escalation of privileges, or information disclosure

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Vulnerability Details

This section summarizes the potential vulnerabilities. Descriptions use CWE™ and risk assessments follow the CVSS V3 standard.

CVE-2017-6290

NVIDIA Tegra kernel contains a vulnerability in the CORE DVFS Thermal driver where there is the potential to read from or write to a buffer using an index or pointer that references a memory location after the end of the buffer, which may lead to a denial of service or possible escalation of privileges.

CVSS V3 Base Score: 8.4
CVSS V3 Vector: AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVE-2017-6294

NVIDIA TLK TrustZone OS contains a vulnerability in the logging driver where the software writes data after the end or before the beginning of the intended buffer, which may lead to arbitrary code execution, denial of service, or escalation of privileges.

CVSS V3 Base Score: 8.1
CVSS V3 Vector: AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVE-2017-6292

NVIDIA TLK TrustZone OS contains a vulnerability in the TA-to-TA communication handler where the software performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value, which may lead to code execution or denial of service.

CVSS V3 Base Score: 5.7
CVSS V3 Vector: AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

NVIDIA’s risk assessment is based on an average of risk across a diverse set of installed systems and may not represent the true risk of your local installation. NVIDIA recommends consulting a security or IT professional to evaluate the risk of your specific configuration. NVIDIA doesn’t know of any exploits to these issues at this time.


Affected Software

The following table lists supported software and their affected versions. All SHIELD TV versions prior to the versions listed in the Affected Versions column are also impacted by the issues in this bulletin.

List of CVEs Software Product Operating System Affected Versions
CVE-2017-6290
CVE-2017-6292
CVE-2017-6294
SHIELD TV Android SHIELD Experience 6.3 and earlier

Software Security Updates

The following table lists the software version containing security updates for the issues described in this bulletin. If you are using an unsupported software version or an earlier SHIELD TV version that is no longer supported, upgrade to the updated supported version listed.

Support may have expired for certain NVIDIA SHIELD TV products. Contact NVIDIA Support with any questions.

Updates for SHIELD are available from Settings>About>System update.

Software Product Product Series Operating System Updated Version
SHIELD TV All Android SHIELD Experience Upgrade 7.0

Mitigations

None.

Acknowledgements

None.

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Revision History

Revision Date Description
1.0 June 28, 2018 Initial release

Support

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

Disclaimer

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