Security Bulletin: NVIDIA Shield Tablet contains multiple vulnerabilities; updates for “BlueBorne” and “KRACK”.

Vulnerability Details

The following sections summarize the vulnerabilities. Descriptions use CWE™ and risk assessments follow CVSS.

CVE-2017-6248 and CVE-2017-6249

NVIDIA Tegra kernel audio driver contains a vulnerability in Audio DSP where an invalid user parameter may be copied without a check on the size of input, which may lead to denial of service or possible escalation of privileges.

CVSS Base Score: 9.2 CVSS Temporal Score: 8.3 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:H/E:P/RL:O/RC:C

CVE-2017-0744

NVIDIA Tegra kernel driver contains a vulnerability in the NVIDIA AVP driver where an input buffer is copied to an output buffer without a check on the size of the input buffer, which may lead to denial of service or possible escalation of privileges.

CVSS Base Score: 8.2 CVSS Temporal Score: 7.4 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-0331

NVIDIA Tegra kernel driver contains a vulnerability in NVMAP where untrusted data can change between validation and use, which may lead to a denial of service or possible escalation of privileges.

CVSS Base Score: 7.8 CVSS Temporal Score: 7.0 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-6258

NVIDIA OpenMax Component contains a vulnerability in LIBNVOMX where there is the potential for secure decode to read or write 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 Base Score: 7.1 CVSS Temporal Score: 6.4 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:H/A:N/E:P/RL:O/RC:C

CVE-2017-6247

NVIDIA Tegra kernel audio driver contains a vulnerability in Audio DSP where an invalid user parameter may be copied without a check on the size of input, which may lead to denial of service or possible escalation of privileges.

CVSS Base Score: 5.2 CVSS Temporal Score: 4.7 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-0340

NVIDIA OpenMax Component contains a vulnerability in LIBNVOMX where user provided input can trigger access to a pointer that has not been initialized, which may lead to denial of service or possible escalation of privileges.

CVSS Base Score: 5.2 CVSS Temporal Score: 4.7 CVSS Vector: CVSS: 3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C

CVE-2017-0781, CVE-2017-0782, CVE-2017-0783, CVE-2017-0785

Multiple vulnerabilities that have been referred to as “BlueBorne” were disclosed in the September 2017 Android Security Bulletin. Shield Tablet has addressed the applicable CVEs. For more information about these issues visit the Android website.

CVE-2017-13077, CVE-2017-13078, CVE-2017-13079, CVE-2017-13080, CVE-2017-13081, CVE-2017-13082, CVE-2017-13086, CVE-2017-13087, CVE-2017-13088

Multiple vulnerabilities that have been referred to as “KRACK” attacks were disclosed in the Android Security Advisory 2017-05. Shield Tablet has addressed the applicable CVEs. For more information about these issues visit the Android website.

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 Products

Fixes

Fixes for Shield are available from Settings>About>System update.

Note: Customers using earlier driver branches of these products should upgrade to one of the fixed supported driver branches listed.

Mitigations

None.

Acknowledgements

None.

Revision History

Disclaimer

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