CVE-2021-31795: Pvrsrvkm.ko Project Pvrsrvkm.ko

High severity, CVSS 7.0. EPSS: 0.4% chance of exploitation in the next 30 days.

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.

Affected products

• Pvrsrvkm.ko Project Pvrsrvkm.ko: up to and including 2021-04-24

Published 2021-04-24. Last modified 2026-06-17.