Vulnerability identifier: #VU54277

Vulnerability risk: Low

CVSSv3.1: 4.6 [CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:C/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-34391

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Jetson TX1
Hardware solutions / Firmware
Jetson TX2 series
Hardware solutions / Firmware
Jetson TX2 NX
Hardware solutions / Firmware
Jetson AGX Xavier series
Hardware solutions / Firmware
Jetson Xavier NX
Hardware solutions / Firmware
Jetson Nano
Hardware solutions / Firmware
Jetson Nano 2GB
Hardware solutions / Firmware

Vendor:

Description

The vulnerability allows a local user to perform a denial of service (DoS) attack.

The vulnerability exists due to integer overflow in the NVIDIA TLK kernel in "tz_handle_trusted_app_smc" function. A local user can pass specially crafted data to the application, trigger integer overflow and cause a denial of service condition on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

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External links
http://nvidia.custhelp.com/app/answers/detail/a_id/5205

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.