Out-of-bounds read in MediaTek products - CVE-2021-0665

Vulnerability identifier: #VU72978

CSH Severity: Low

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

CVE-ID: CVE-2021-0665

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6891
MT6893
MT8797
MT8195
MT8791
MT9636
MT9638
MT9639
MT9650
MT9652
MT9669
MT9686
MT9970
MT9980
MT9981

Software vendor:
MediaTek

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

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

Install security update from vendor's website.

• https://corp.mediatek.com/product-security-bulletin/November-2021