Out-of-bounds write in MediaTek products - CVE-2022-26465

Vulnerability identifier: #VU66974

CSH Severity: 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-2022-26465

CWE-ID: CWE-787

Exploitation vector: Local access

Exploit availability: No public exploit available

Vulnerable software:
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6875
MT6877
MT6883
MT6885
MT6889
MT6893
MT8797
MT6879
MT6895
MT6983
MT8512A
MT8518
MT8791
MT8798

Software vendor:
MediaTek

The vulnerability allows a local user to compromise vulnerable system.

The vulnerability exists due to a boundary error when processing untrusted input in audio ipi. A local user can trigger out-of-bounds write and execute arbitrary code on the target system with elevated privileges.

Install updates from vendor's website.

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