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CVE-2021-31795

Description

The PowerVR GPU kernel driver in pvrsrvkm.ko through 2021-04-24 for the Linux kernel, as used on Alcatel 1S phones, allows attackers to overwrite heap memory via PhysmemNewRamBackedPMR.

POC

Reference

- https://mcyoloswagham.github.io/linux/

Github

No PoCs found on GitHub currently.