#VU62605 Integer overflow in Jetson AGX Xavier series and Jetson Xavier NX - CVE-2022-28195

Vulnerability identifier: #VU62605

Vulnerability risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-28195

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Jetson AGX Xavier series
Hardware solutions / Firmware
Jetson Xavier NX
Hardware solutions / Firmware

Vendor: nVidia

Description

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

The vulnerability exists due to integer overflow in the Cboot ext4_read_file function. A local user can trigger an integer overflow and execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Jetson AGX Xavier series: 31.1 - 32.7.1

Jetson Xavier NX: 31.1 - 32.7.1

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External links
https://nvidia.custhelp.com/app/answers/detail/a_id/5343

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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.