CVE-2021-29256
Summary
| CVE | CVE-2021-29256 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2021-05-24 18:15:00 UTC |
| Updated | 2022-03-22 15:00:00 UTC |
| 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. |
Risk And Classification
EPSS: 0.004970000 probability, percentile 0.657430000 (date 2026-04-01)
CISA KEV: Listed on 2023-07-07; due 2023-07-28; ransomware use Unknown
Problem Types: CWE-416
CISA Known Exploited Vulnerability
| Vendor | Arm |
|---|---|
| Product | Mali Graphics Processing Unit (GPU) |
| Name | Arm Mali GPU Kernel Driver Use-After-Free Vulnerability |
| Required Action | Apply updates per vendor instructions or discontinue use of the product if updates are unavailable. |
| Notes | https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities; https://nvd.nist.gov/vuln/detail/CVE-2021-29256 |
NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| Arm Security Updates | Mali GPU Driver Vulnerabilities – Arm Developer | CONFIRM | developer.arm.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
| CISA Known Exploited Vulnerabilities catalog | CISA | www.cisa.gov | kev |
No vendor comments have been submitted for this CVE.