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

Vulnerability identifier: #VU55582

CSH Severity: Low

CVSSv4.0: 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/E:U/U:Clear

CVE-ID: CVE-2021-1107

CWE-ID: CWE-284

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
Jetson AGX Xavier series
Jetson Xavier NX
Jetson TX2 series
Jetson TX2 NX
Jetson Nano
Jetson Nano 2GB
Jetson TX1

Software vendor:
nVidia

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.

Install updates from vendor's website.

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