Security Bulletin: NVIDIA Jetson TX1, Jetson TK1, Jetson TX2, and Tegra K1 L4T Security Updates for Multiple Vulnerabilities

Jetson and Tegra L4T contain vulnerabilities which may lead to denial of service, escalation of privileges, or information disclosure. Go to NVIDIA Product Security.

Vulnerability Details

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

CVE-2017-6282

NVIDIA Tegra kernel driver contains a vulnerability in NVMAP where an attacker has the ability to write an arbitrary value to an arbitrary location, which may lead to an escalation of privileges.

CVSS Base Score: 9.3 CVSS Temporal Score: 8.4 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE- 2017-6248

NVIDIA Tegra kernel audio driver contains a vulnerability in Audio Digital Signal Processor (DSP) in the case of invalid user parameter, leading to denial of service or 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-2017-0328

NVIDIA Tegra kernel driver contains a vulnerability in NVIDIA crypto where software does not terminate or incorrectly terminates a string or array with a null character or equivalent terminator, which may lead to denial of service.

CVSS Base Score: 9.0 CVSS Temporal Score: 8.1 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H/E:P/RL:O/RC:C

CVE-2016-6776

NVIDIA Tegra kernel driver contains a vulnerability in the NVHOST driver where referencing memory after it has been freed may lead to denial of service or possible escalation of privileges.

CVSS Base Score: 8.4 CVSS Temporal Score: 7.6 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-6275

NVIDIA Tegra kernel contains a vulnerability in the CORE DVFS Thermal driver where there is the potential 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: 8.4 CVSS Temporal Score: 7.6 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-6278

NVIDIA Tegra kernel contains a vulnerability in the CORE DVFS Thermal driver where there is the potential 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: 8.4 CVSS Temporal Score: 7.6 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

CVE-2017-6276

NVIDIA Tegra OpenMax Component contains a vulnerability in LIBNVMMLITE_VIDEO.SO, where the media server may be referencing memory after it has been freed, which may lead to 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-2017-0339

NVIDIA Tegra crypto-dev driver contains a vulnerability in the handling of IOCTLs in which a value is passed to the kernel driver without validation possibly causing array index issues, which may lead to information disclosure, denial of service, or code execution.

CVSS Base Score: 7.8 CVSS Temporal Score: 6.8 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

CVE-2017-6283

NVIDIA Security Engine contains a vulnerability in the RSA function where the keyslot read/write lock permissions are cleared on a chip reset, which may lead to information disclosure.

CVSS Base Score: 7.1 CVSS Temporal Score: 6.8 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N/E:X/RL:T/RC:C

CVE-2017-0448

NVIDIA Tegra kernel driver contains a vulnerability in NVHOST where referencing memory after it has been freed may lead to 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:R/S:U/C:H/I:H/A:N/E:P/RL:O/RC:C

CVE-2017-6274

NVIDIA Tegra kernel contains a vulnerability in the CORE DVFS Thermal driver where there is the potential 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: 6.7 CVSS Temporal Score: 6.0 CVSS Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C

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 versions and driver branches that are affected by the issues described in this bulletin. For available security updates, see Software Security Updates.

Note that the table may not be a comprehensive list of all impacted software versions or driver branches and may be updated as more information becomes available. For the latest information, check for updates to this bulletin or go to NVIDIA Product Security to subscribe to security bulletin notifications.

Additionally, support may have expired for certain software versions or driver branches. For information about software versions or driver branches that are no longer supported, contact NVIDIA Support with any questions.

CVEs	Product	OS	Version
CVE-2017-0328 CVE-2017-0339 CVE-2017-6248 CVE-2017-6274 CVE-2017-6275 CVE-2017-6276 CVE-2017-6278 CVE-2017-6282 CVE-2017-6283	Jetson TX1	Linux for Tegra	BSP 24.2.2 and prior BSP 28.1 and prior
CVE-2017-6282 CVE-2017-6283 CVE-2017-6274 CVE-2017-6275	Jetson TX2	Linux for Tegra	BSP 28.1 and prior
CVE-2016-6776 CVE-2017-0328 CVE-2017-0339 CVE-2017-0448 CVE-2017-6248 CVE-2017-6274 CVE-2017-6275 CVE-2017-6276 CVE-2017-6278 CVE-2017-6282 CVE-2017-6283	Jetson TK1 and Tegra K1	Linux for Tegra	BSP 21.6 and prior

Software Security Updates

The following supported software versions contain the security updates for the issues described in this bulletin. If you are using an unsupported software version or on an earlier driver branch that is no longer supported, upgrade to one of the updated supported versions listed.

Product	OS	Updated Version
Jetson TX1	Linux for Tegra	BSP 24.2.3 BSP R28.2
Jetson TX1 and Jetson TX2	Linux for Tegra	BSP R28.2
Jetson TK1 and Tegra K1	Linux for Tegra	BSP 21.7

Notes

• When available, download updates from NVIDIA DevZone.

• NVIDIA Jetson TX1, Jetson TK1, Jetson TX2, and Tegra K1 L4T also contain updates for CPU speculative side channel vulnerabilities. For more information, see Security Bulletin ID: 4616 and Security Bulletin ID: 4617.

Acknowledgements

None.