CVE-2021-28664 - CVE House
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Status published Unknown CVE-2021-28664

The Arm Mali GPU kernel driver allows privilege escalation or...

Vulnerability Description

The Arm Mali GPU kernel driver allows privilege escalation or a denial of service (memory corruption) because an unprivileged user can achieve read/write access to read-only pages. This affects Bifrost r0p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r8p0 through r30p0 before r31p0.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

Affected Software

bifrost gpu kernel driver, midgard gpu kernel driver, valhall gpu kernel driver
Vulnerable Versions:
r0p0, r8p0, r19p0

Timeline

Official Publish: May 10th, 2021
Last Modified: October 21st, 2025
Added to House: July 21st, 2026

CVSS Vectors

No vector data available

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.