Information disclosure in Arm Bifrost_gpu_kernel_driver
CVE-2023-4272
A local non-privileged user can make GPU processing operations that expose sensitive data from previously freed memory.
Vulnerability class: Information Disclosure
EPSS: 0.003 (25.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Arm Bifrost_gpu_kernel_driver
- Arm Mali_gpu_kernel_driver — versions r41p0
- Arm Midgard_gpu_kernel_driver
- Arm Valhall_gpu_kernel_driver
- Arm Ltd 5th Gen Gpu Architecture Kernel Driver — versions r41p0
- Arm Ltd Bifrost Gpu Kernel Driver — versions r0p0
- Arm Ltd Midgard Gpu Kernel Driver — versions r8p0
- Arm Ltd Valhall Gpu Kernel Driver — versions r19p0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- arm-security@arm.com (Vendor Advisory)
Frequently asked questions
- What is CVE-2023-4272?
- CVE-2023-4272 is a medium-severity vulnerability in Arm Bifrost_gpu_kernel_driver, classified under Information Disclosure. CVSS score: 5.5/10. Published 2023-11-07.
- How severe is CVE-2023-4272?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-4272 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.