Security Bulletin: Jetson AGX Xavier, TK1, TX1, TX2, and Nano L4T- December 2019

Updated 12/04/2019 12:17 PM

NVIDIA has released a software security update for Jetson AGX Xavier, TK1,TX1, TX2, and Nano in the NVIDIA® Tegra® Linux Driver Package (L4T). The update addresses issues that may lead to code execution, denial of service, escalation of privileges, or information disclosure. To protect your system, download and install this software update from NVIDIA DevZone.

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 standards.

CVE Description Base Score Vector
CVE‑2018‑6267 NVIDIA Tegra OpenMax driver (libnvomx) contains a vulnerability in which the software does not validate or incorrectly validates input that can affect the control flow or data flow of a program, which may lead to denial of service or escalation of privileges. 8.4 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE‑2018‑6271 NVIDIA Tegra OpenMax driver (libnvomx) contains a vulnerability in which the software delivers extra data with the buffer and does not properly validate the extra data, which may lead to denial of service or escalation of privileges. 8.4 AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVE‑2018‑6240 NVIDIA Tegra contains a vulnerability in BootRom in which an attacker has the ability to write an arbitrary value to an arbitrary location, which may lead to escalation of privileges.

8.2

AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

CVE‑2018‑6268 NVIDIA Tegra library contains a vulnerability in libnvmmlite_video.so in which referencing memory after it has been freed may lead to denial of service or possible escalation of privileges. 7.8 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVE‑2019‑5700 NVIDIA Tegra software contains a vulnerability in the boot loader, in which the boot loader does not validate the fields of the boot image, which may lead to code execution, denial of service, escalation of privileges, and information disclosure. 7.6 AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

CVE‑2019‑5699

NVIDIA Tegra boot loader contains a vulnerability in which the software performs an incorrect bounds check, which may lead to buffer overflow, resulting in escalation of privileges and code execution.

7.6

AV:P/AC:L/PR:N/UI:N/S:C/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 consulting a security or IT professional to evaluate the risk to your specific configuration.

Security Updates

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

Download the updates from the NVIDIA DevZone.

CVEs Addressed Software Product Operating System Affected Versions Updated Version
CVE‑2018‑6240
CVE‑2018‑6267
CVE‑2018‑6268
CVE‑2018‑6271
Jetson TK1 Linux for Tegra All versions prior to R21.8 R21.8
CVE‑2019‑5699 Jetson TX1 Linux for Tegra All versions prior to R28.3.2 R28.3.2
Jetson TX1, Nano Linux for Tegra All versions prior to R32.2.3 R32.2.3
CVE‑2019‑5700 Jetson TX1, TX2 series Linux for Tegra All versions prior to R28.3.2 R28.2.3
Jetson TX1, TX2 series, AGX Xavier series, and Nano Linux for Tegra All versions prior to R32.2.3 R32.2.3

Notes:

  • Earlier software branch releases that support these products are also affected. If you are using an earlier branch release, upgrade to the latest branch release.

Mitigations

None. See Security Updates for the version to install.

Acknowledgements

CVE‑2019‑5700: NVIDIA thanks Ryan Grachek for reporting this issue.

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Revision History

Revision Date Description
1.0 December 3, 2019 Initial release

Support

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

Disclaimer

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