VULNERABILITY INTELLIGENCE
CVE-2021-28663
CVSS score8.8 HIGH
EPSS probability12.08%
CISA KEVKnown exploited vulnerability
Published2021-05-10
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Known Exploited Vulnerability
Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability
Vendor / product: Arm / Mali Graphics Processing Unit (GPU)
Description
The Arm Mali GPU kernel driver allows privilege escalation or information disclosure because GPU memory operations are mishandled, leading to a use-after-free. This affects Bifrost r0p0 through r28p0 before r29p0, Valhall r19p0 through r28p0 before r29p0, and Midgard r4p0 through r30p0.
Weakness classification
- nvd@nist.gov: CWE-416
- 134c704f-9b21-4f2e-91b3-4a467353bcc0: CWE-416
Primary references
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Vendor Advisory
- cve@mitre.org — Exploit
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Vendor Advisory
- af854a3a-2127-422b-91ae-364da2661108 — Exploit
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 — US Government Resource