Attacking the Qualcomm Adreno GPU

Posted by Ben Hawkes, Project Zero When writing an Android exploit, breaking out of the application sandbox is often a key step. There are a wide range of remote attacks that give you code execution with the privileges of an application like the browser or a messaging application, but a sandbox...

CVE-2019-10567

CVE-2019-10567 affects Qualcomm Adreno GPU kernel driver (KGSL) where a randomized scratch buffer in the global shared mappings is used to store the RPTR for the ringbuffer. The attack leverages the RPTR read from scratch to influence ringbuffer space checks, allowing an attacker-controlled RPTR ...