What is CVE-2025-6349?

CVE-2025-6349 is a medium-severity vulnerability in Arm 5th Gen Gpu Architecture Kernel Driver, classified under Use After Free. CVSS score: 5.1/10. Published 2025-12-01.

How severe is CVE-2025-6349?

Medium severity. CVSS v3 base score is 5.1 out of 10.

Use After Free in Arm 5th Gen Gpu Architecture Kernel Driver

CVE-2025-6349

Use After Free vulnerability in 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 gain access to already freed memory.This issue affects Valhall GPU Kernel Driver: from r53p0 through r54p1; Arm 5th Gen GPU Architecture Kernel Driver: from r53p0 through r54p1.

Vulnerability class: Use-After-Free

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.1 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N.

Affected products

Arm 5th_gen_gpu_architecture_kernel_driver
Arm Valhall_gpu_kernel_driver
Arm Ltd 5th Gen Gpu Architecture Kernel Driver — versions r53p0
Arm Ltd Valhall Gpu Kernel Driver — versions r53p0

Weakness classification (CWE)

CWE-416 — Use After Free

References

arm-security@arm.com (Vendor Advisory)

Frequently asked questions

What is CVE-2025-6349?: CVE-2025-6349 is a medium-severity vulnerability in Arm 5th Gen Gpu Architecture Kernel Driver, classified under Use After Free. CVSS score: 5.1/10. Published 2025-12-01.
How severe is CVE-2025-6349?: Medium severity. CVSS v3 base score is 5.1 out of 10.