CVE-2021-29256

8.8

CVSS
High

PUBLISHED

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege...

Exploited in the wild Remote Low complexity No user interaction

Vendor: Arm
Product: Mali GPU kernel driver
Published: May 24, 2021
EPSS: —

Description

. The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information disclosure or root privilege escalation. This affects Bifrost r16p0 through r29p0 before r30p0, Valhall r19p0 through r29p0 before r30p0, and Midgard r28p0 through r30p0.

cisa nessus_scanner

CVSS scores

CVSS v3.1 8.8 High

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

CVSS v2.0 9.0

AV:N/AC:L/Au:S/C:C/I:C/A:C

Exploitation status

Exploited in the wild

Recorded 2023-07-07 00:00:00 UTC · Source

SSVC decision points

Exploitation: active
Automatable: No
Technical impact: total

References

https://developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver

Known exploited vulnerability sources

Catalogues that list this CVE as a known exploited vulnerability.

Source	Added
CISA	Jul 07, 2023

Scanner integrations

Scanner	Reference	Detected
Nessus	https://www.tenable.com/plugins/nessus/178128	Jun 02, 2025

Vulnerability detail