CVE-2026-0001
Description
Use After Free vulnerability in Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver allows a local non-privileged user process to perform valid GPU memory processing operations to access already freed memory. This issue affects Bifrost GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| Arm Ltd Bifrost GPU Kernel Driver | r41p0 ≤ v ≤ r49p5, r50p0 ≤ v ≤ r51p0, r54p1 ≤ v ≤ r54p2 | — |
| Arm Ltd Valhall GPU Kernel Driver | r41p0 ≤ v ≤ r49p5, r50p0 ≤ v ≤ r54p3, r55p0 | — |
| Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver | r41p0 ≤ v ≤ r49p5, r50p0 ≤ v ≤ r54p3, r55p0 | — |
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