Main Vulnerability Database Vulnerabilities #VU65042

Race condition in MediaTek products - CVE-2022-21774

Published: July 8, 2022

Vulnerability identifier: #VU65042

CSH Severity: Low

CVSS v4.0: 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-2022-21774

CWE-ID: CWE-362

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: MediaTek

Affected software:
MT6761
MT6765
MT6768
MT6771
MT6833
MT6879
MT6895
MT6983
MT6779
MT6781
MT6785
MT6853
MT6875
MT6877
MT6885
MT6893

Detailed vulnerability description

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

The vulnerability exists due to a race condition in TEEI driver. A local application can exploit the race and escalate privileges on the system.

Install updates from vendor's website.