VULNERABILITY INTELLIGENCE

CVE-2021-31795

CVSS score7 HIGH
EPSS probability0.36%
CISA KEVNot currently listed
Published2021-04-24
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

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.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references