Description
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."
Recommended action
Apply updates per vendor instructions.
CISA remediation due date for U.S. federal agencies: 3 May 2022.
Collected automatically from public sources. Verify affected versions and fixes in the vendor's notice before acting.