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CVE-2021-29256Arm Mali GPU Kernel Driver Use-After-Free Vulnerability

. 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.

8.8 HIGHEPSS 2.98%⚡ Known Exploited (CISA KEV)NVD: Analyzed

OverviewAffected ProductsReferences
NVD CVE.org

Overview

Severity

ScoreSeverityVersionVector String
8.8HIGH3.1NVDCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.0HIGH2.0NVDAV:N/AC:L/Au:S/C:C/I:C/A:C

CISA required action

⚡ Known exploited · remediation due Jul 28, 2023

Apply updates per vendor instructions or discontinue use of the product if updates are unavailable.

Details

CVE ID
CVE-2021-29256
Status
Analyzed
Assigner (CNA)
mitre
Published
May 24, 2021
Last modified
2026-06-17 03:47 UTC
Weaknesses

Sources

Refreshed hourly from the sources above. Last fetched 2026-11-07 14:11 UTC.