CVE-2021-28663: Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability
High · CVSS 8.8 (CVSS 3.1)KEV known exploitedEPSS 12.1%, 96th percentilePublished Updated Assigner: mitre
In CISA’s Known Exploited Vulnerabilities catalog: Arm Mali Graphics Processing Unit (GPU) Use-After-Free Vulnerability.
Added , federal remediation due . Known ransomware use: Unknown.
Required action: Apply updates per vendor instructions.
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.
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Status incidents that name it
No tracked status incident names this CVE.
Affected vendors and products
arm: bifrost_gpu_kernel_driverarm: midgard_gpu_kernel_driverarm: valhall_gpu_kernel_driver
References
- CVE record on cve.org (opens in new tab)
- NVD entry (opens in new tab)
- developer.arm.com/support/arm-security-updates (opens in new tab)
- developer.arm.com/support/arm-security-updates/mali-gpu-kernel-driver (opens in new tab)
- github.com/lntrx/CVE-2021-28663 (opens in new tab)
- CVE records from the CVE Program (cve.org). CVE® is a registered trademark of The MITRE Corporation. (opens in new tab)
- This product uses data from the NVD API but is not endorsed or certified by the NVD. (opens in new tab)
- Known Exploited Vulnerabilities catalog from CISA. (opens in new tab)
- EPSS scores from FIRST (Exploit Prediction Scoring System). (opens in new tab)