Buffer overflow in Arm 5th Gen Gpu Architecture Userspace Driver
CVE-2025-0050
Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in Arm Ltd Bifrost GPU Userspace Driver, Arm Ltd Valhall GPU Userspace Driver, Arm Ltd Arm 5th Gen GPU Architecture Userspace Driver allows a non-privileged user process to make valid GPU processing operations, including via WebGL or WebGPU, to access a limited amount outside of buffer bounds.This issue affects Bifrost GPU Userspace Driver: from r0p0 through r49p2, from r50p0 through r51p0; Valhall GPU Userspace Driver: from r19p0 through r49p2, from r50p0 through r53p0; Arm 5th Gen GPU Architecture Userspace Driver: from r41p0 through r49p2, from r50p0 through r53p0.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Arm 5th_gen_gpu_architecture_userspace_driver
- Arm Bifrost_gpu_userspace_driver
- Arm Valhall_gpu_userspace_driver
- Arm Ltd 5th Gen Gpu Architecture Userspace Driver — versions r41p0, r50p0
- Arm Ltd Bifrost Gpu Userspace Driver — versions r0p0, r50p0
- Arm Ltd Valhall Gpu Userspace Driver — versions r19p0, r50p0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- arm-security@arm.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2025-0050?
- CVE-2025-0050 is a medium-severity vulnerability in Arm 5th Gen Gpu Architecture Userspace Driver, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.9/10. Published 2025-04-07.
- How severe is CVE-2025-0050?
- Medium severity. CVSS v3 base score is 5.9 out of 10.
- Is CVE-2025-0050 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.