CVE-2021-0946

The method PVRSRVBridgePMRPDumpSymbolicAddr allocates puiMemspaceNameInt on the heap, fills the contents of the buffer via PMRPDumpSymbolicAddr, and then copies the buffer to userspace. The method PMRPDumpSymbolicAddr may fail, and if it does the buffer will be left uninitialized and despite the...

CVE-2021-0946

CVE-2021-0946 concerns a kernel information disclosure in Android via the PowerVR PVRSRVBridgePMRPDumpSymbolicAddr path. The vulnerable sequence allocates a heap buffer (puiMemspaceNameInt), fills it through PMR_PDumpSymbolicAddr, and copies the buffer to userspace. If PMR_PDumpSymbolicAddr fails...