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ArmCVE-2026-9040

Arm 5th Gen GPU Architecture Kernel Driver: race condition

High7.7CVE-2026-9040 · Published Sep 8, 2026 · updated Sep 10, 2026

A race condition 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 improper GPU memory processing operations to cause a denial of service or disclose sensitive information. This issue affects Bifrost GPU Kernel Driver: from r12p0 through r49p5, from r50p0 through r51p0, from r54p1 through r54p2; Valhall GPU Kernel Driver: from r19p0 through r49p5, from r50p0 through r54p3, r55p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p5, from r50p0 through r54p3, r55p0.

Arm advisory

Affected versions

PackageAffectedFixed in
Arm 5th Gen GPU Architecture Kernel Driver
Product
>= r41p0, <= r49p5No fix yet
>= r50p0, <= r54p3No fix yet
<= r55p0No fix yet
Bifrost GPU Kernel Driver
Product
>= r12p0, <= r49p5No fix yet
>= r50p0, <= r51p0No fix yet
>= r54p1, <= r54p2No fix yet
Valhall GPU Kernel Driver
Product
>= r19p0, <= r49p5No fix yet
>= r50p0, <= r54p3No fix yet
<= r55p0No fix yet
Details and references
CVSS 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Severity from
CISA (its enrichment of the CVE record)
Weakness
CWE-362

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