#VU65037 Out-of-bounds read in MediaTek products - CVE-2022-21769

Vulnerability identifier: #VU65037

Vulnerability risk: Low

CVSSv4.0: 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-2022-21769

CWE-ID: CWE-125

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT6580
MT6735
MT6737
MT6739
MT6753
MT6761
MT6765
MT6768
MT6771
MT6833
MT6879
MT6895
MT6983
MT8321
MT8666
MT8667
MT8675
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6873
MT6877
MT6883
MT6885
MT6889
MT6893
MT8797

Software vendor:
MediaTek

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

The vulnerability exists due to a boundary error in CCCI. A malicious application can execute arbitrary code with elevated privileges.

Install updates from vendor's website.

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