Use After Free in Arm 5th_gen_gpu_architecture_kernel_driver
CVE-2023-4211
A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.
Vulnerability class: Use-After-Free
EPSS: 0.014 (68.6th 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 5th_gen_gpu_architecture_kernel_driver
- Arm Bifrost_gpu_kernel_driver
- 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 r12p0
- Arm Ltd Valhall Gpu Kernel Driver — versions r19p0
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- arm-security@arm.com (Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2023-4211?
- CVE-2023-4211 is a medium-severity vulnerability in Arm 5th_gen_gpu_architecture_kernel_driver, classified under Use After Free. CVSS score: 5.5/10. Published 2023-10-01.
- How severe is CVE-2023-4211?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2023-4211 known to be exploited?
- Yes. CVE-2023-4211 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-10-03), indicating it is being actively exploited. 7 public proof-of-concept repositories are indexed.