A process can potentially cause a buffer overflow in the display service allowing privilege escalation by executing code as that service in Snapdragon Auto, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
https://www.qualcomm.com/company/product-security/bulletins/december-2020-security-bulletin
https://www.qualcomm.com/company/product-security/bulletins/december-2020-bulletin