Buffer overflow in MediaTek products - CVE-2022-32622

Vulnerability identifier: #VU69893

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-2022-32622

CWE-ID: CWE-119

Exploitation vector: Local access

Exploit availability: No public exploit available

Vendor: MediaTek

Affected software:
MT6789
MT6855
MT6879
MT6895
MT6983
MT8781

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

The vulnerability exists due to a boundary error within the gz component. A local application can trigger memory corruption and execute arbitrary code with elevated privileges.

Install updates from vendor's website.

• https://corp.mediatek.com/product-security-bulletin/December-2022