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CVE-2025-0427

HIGHCVSS 7.8/10EPSS 0.14%

Last modified

CVE-2025-0427 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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 processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r8p0 through r49p3, from r50p0 through r51p0; Valhall GPU Kernel Driver: from r19p0 through r49p3, from r50p0 through r53p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p3, from r50p0 through r53p0.. EPSS estimates a 0.14% chance of exploitation in the next 30 days.

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 processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r8p0 through r49p3, from r50p0 through r51p0; Valhall GPU Kernel Driver: from r19p0 through r49p3, from r50p0 through r53p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p3, from r50p0 through r53p0.

Metrics

CVSS 3.1
7.8/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Probability
0.14%

3.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
Arm5th Gen Gpu Architecture Kernel Driver>= r41p0, <= r49p3
Arm5th Gen Gpu Architecture Kernel Driver>= r50p0, <= r53p0
ArmBifrost Gpu Kernel Driver>= r8p0, <= r49p3
ArmBifrost Gpu Kernel Driver>= r50p0, <= r51p0
ArmValhall Gpu Kernel Driver>= r19p0, <= r49p3
ArmValhall Gpu Kernel Driver>= r50p0, <= r53p0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2025-0427?
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 processing operations to gain access to already freed memory.This issue affects Bifrost GPU Kernel Driver: from r8p0 through r49p3, from r50p0 through r51p0; Valhall GPU Kernel Driver: from r19p0 through r49p3, from r50p0 through r53p0; Arm 5th Gen GPU Architecture Kernel Driver: from r41p0 through r49p3, from r50p0 through r53p0.
How severe is CVE-2025-0427?
CVE-2025-0427 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.14% probability of exploitation in the next 30 days.
How do I fix CVE-2025-0427?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-0427?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST