CVE-2021-0945

Published Jun 15, 2023 CVSS 3.1 · 9.8 Critical EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

Source ID Title
EUVD EUVD EUVD-2021-3564 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.
History
Type Values Removed Values Added
Weaknesses CWE-787
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
google_android
Published
Updated
Dec 18, 2024, 7:00 PM
Reserved
Nov 6, 2020, 12:00 AM
Status
Modified
Published
Jun 15, 2023, 7:15 PM
Modified
Jun 17, 2026, 3:30 AM