Information Exposure in MediaTek products - CVE-2022-20017

Vulnerability identifier: #VU73011

CSH Severity: Low

CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]

CVE-ID: CVE-2022-20017

CWE-ID: CWE-200

Exploitation vector: Local access

Exploit availability: No public exploit available

The vulnerability allows a local application to gain access to sensitive information.

The vulnerability exists due to an incorrect bounds check within ion driver. A local application can gain access to sensitive information.

MT8185
MT8791
MT8789
MT8788
MT8786
MT8768
MT8766
MT8765
MT8385
MT8365
MT8362A
MT8321
MT6765
MT8175
MT8173
MT8168
MT8167
MT6833
MT8797
MT6893
MT6885
MT6877
MT6873
MT6853
MT6785

Install security update from vendor's website.

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

• Multiple vulnerabilities in MediaTek chipsets