Use After Free in MediaTek products - CVE-2022-20035
Published: March 7, 2023
Vulnerability identifier: #VU73013
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-20035
CWE-ID: CWE-416
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
MT6768
MT6769
MT6833
MT6890
MT8167
MT8168
MT8173
MT8175
MT8185
MT8321
MT8362A
MT8365
MT8385
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6877
MT6885
MT6891
MT6893
MT8797
MT6768
MT6769
MT6833
MT6890
MT8167
MT8168
MT8173
MT8175
MT8185
MT8321
MT8362A
MT8365
MT8385
MT8765
MT8766
MT8768
MT8786
MT8788
MT8789
MT8791
MT6779
MT6781
MT6785
MT6853
MT6853T
MT6873
MT6877
MT6885
MT6891
MT6893
MT8797
Software vendor:
MediaTek
MediaTek
Description
The vulnerability allows a local privileged application to execute arbitrary code.
The vulnerability exists due to a use after free within vcu driver. A local privileged application can execute arbitrary code.
Remediation
Install security update from vendor's website.