CVE-2021-29256

HighCVSS 8.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 8.8/10CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-416

Affected software

No affected versions have been published.

Timeline

Published: May 24, 2021
Last modified: Jun 17, 2026
Added to CISA KEV: Jul 7, 2023
NVD status: Analyzed

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