Unspecified vulnerability in Linux kernel PowerVR GPU kernel driver

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the PowerVR GPU kernel driver for the Linux kernel, which can be exploited by an attacker to overwrite heap memory via physmemnewrambackeddpm...

CVE-2021-31795

The CVE-2021-31795 entry covers the PowerVR GPU kernel driver (pvrsrvkm.ko) in the Linux kernel used on Alcatel 1S devices. The issue is a heap-memory overwrite via PhysmemNewRamBackedPMR in pvrsrvkm.ko up to 2021-04-24. Several vendors (Red Hat, SUSE, CNVD, CVE lists) document the same flaw. Att...