Improper access control in nVidia products - CVE-2021-1107

Vulnerability identifier: #VU55582

CSH Severity: Low

CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2021-1107

CWE-ID: CWE-284

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper access control restrictions in nvmap NVMAP_IOC_WRITE* paths. A local user can execute arbitrary code with kernel privileges.

Jetson AGX Xavier series
Jetson Xavier NX
Jetson TX2 series
Jetson TX2 NX
Jetson Nano
Jetson Nano 2GB
Jetson TX1
SHIELD TV

Install updates from vendor's website.

Jetson AGX Xavier series - update to 32.6.1
Jetson Xavier NX - update to 32.6.1
Jetson TX2 series - update to 32.6.1
Jetson TX2 NX - update to 32.6.1
Jetson Nano - update to 32.6.1
Jetson Nano 2GB - update to 32.6.1
Jetson TX1 - update to 32.6.1
SHIELD TV - update to 9.0

• https://nvidia.custhelp.com/app/answers/detail/a_id/5216

• Multiple vulnerabilities in Jetson Linux
• Multiple vulnerabilities in NVIDIA SHIELD TV