Arm Mali GPU Kernel Driver (Midgard r4p0 through r31p0, Bifrost r0p0 through r36p0 before r37p0, and Valhall r19p0 through r36p0 before r37p0) allows improper GPU memory operations to reach a use-after-free situation.
Conclusion & alert: CVE-2022-28348 is rated Moderate Risk (62.9/100): CVSS Critical severity, with medium exploitation likelihood (EPSS 1.27%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.63% | 1.27% | +0.64% |
| 2 | 2026-03-10 | 0.46% | 0.63% | +0.17% |
| 3 | 2025-11-21 | — | 0.46% | — |
Full EPSS history (12 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.8 | 3.1 | CRITICAL |
|
3.9 | 5.9 | [email protected] |
| 10.0 | 2.0 | HIGH |
|
10.0 | 10.0 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| arm | bifrost_gpu_kernel_driver | >= r0p0, <= r36p0 | cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:* |
| arm | midgard_gpu_kernel_driver | >= r4p0, <= r31p0 | cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:* |
| arm | valhall_gpu_kernel_driver | >= r19p0, <= r36p0 | cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities | Vendor Advisory |
| https://developer.arm.com/support/arm-security-updates | Vendor Advisory |