CVE-2020-0069
Mediatek Multiple Chipsets Insufficient Input Validation Vulnerability
Multiple MediaTek chipsets contain an insufficient input validation vulnerability and have missing SELinux restrictions in the Command Queue drivers ioctl handlers. This causes an out-of-bounds write leading to privilege escalation. This vulnerability was observed chained with CVE-2019-2215 and CVE-2020-0041 under exploit chain "AbstractEmu." Vendor/Product: MediaTek Multiple Chipsets. Added to CISA KEV 2021-11-03; required action: Apply updates per vendor instructions.