CVE-2021-0945

CRITICAL

PowerVR kernel driver - Privilege Escalation

Title source: llm
STIX 2.1

Description

In _PMRCreate of the PowerVR kernel driver, a missing bounds check means it is possible to overwrite heap memory via PhysmemNewRamBackedPMR. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

References (1)

Core 1

Scores

CVSS v3 9.8
EPSS 0.0032
EPSS Percentile 23.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-787
Status published
Products (1)
google/android
Published Jun 15, 2023
Tracked Since Feb 18, 2026