CVE-2021-28664

HIGH KEV

ARM Bifrost Gpu Kernel Driver < r29p0 - Out-of-Bounds Write

Title source: rule

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.

References (4)

[Vendor Advisory] https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

[Vendor Advisory] https://developer.arm.com/support/arm-security-updates

[Vendor Advisory] https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver

[US Government Resource] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-28664

Scores

CVSS v3 8.8

EPSS 0.0018

EPSS Percentile 39.6%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Details

CISA KEV 2021-11-03

VulnCheck KEV 2021-05-03

InTheWild.io 2021-05-03

ENISA EUVD EUVD-2021-15328

CWE

CWE-787

Status published

Products (3)

arm/bifrost_gpu_kernel_driver r0p0 - r29p0

arm/midgard_gpu_kernel_driver r8p0 - r31p0

arm/valhall_gpu_kernel_driver r19p0 - r29p0

Published May 10, 2021

KEV Added Nov 03, 2021

Tracked Since Feb 18, 2026