Out-of-bounds write in MediaTek products - CVE-2022-32631
Published: December 5, 2022
Vulnerability identifier: #VU69900
CSH Severity: Low
CVSS v4: 8.5 [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]
CVE-ID: CVE-2022-32631
CWE-ID: CWE-787
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local application to escalate privileges on the system.
The vulnerability exists due to a boundary error when processing untrusted input within the Wi-Fi subsystem. A local application can trigger an out-of-bounds write and execute arbitrary code with elevated privileges.
Affected software
MT6895
MT8791
MT8789
MT8788
MT8786
MT8781
MT8768
MT8766
MT8675
MT8667
MT8666
MT8385
MT8365
MT8168
MT6983
MT6580
MT6879
MT6833
MT6789
MT6771
MT6768
MT6765
MT6761
MT6739
MT8797
MT6883
MT6877
MT6873
MT6853
MT6785
MT6781
MT6779
MT8791
MT8789
MT8788
MT8786
MT8781
MT8768
MT8766
MT8675
MT8667
MT8666
MT8385
MT8365
MT8168
MT6983
MT6580
MT6879
MT6833
MT6789
MT6771
MT6768
MT6765
MT6761
MT6739
MT8797
MT6883
MT6877
MT6873
MT6853
MT6785
MT6781
MT6779
How to mitigate CVE-2022-32631
Install updates from vendor's website.