How severe is CVE-2023-4272?

CVE-2023-4272 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2023-4272 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-4272?

CVE-2023-4272 primarily affects Arm Bifrost Gpu Kernel Driver. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-4272?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2023-4272 published?

CVE-2023-4272 was published on 2023-11-07 and last updated on 2026-06-17.

CVE-2023-4272

CVE-2023-4272 is a medium-severity vulnerability in Arm Bifrost Gpu Kernel Driver with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (26th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Arm Bifrost Gpu Kernel Driver
Published: 2023-11-07
Last modified: 2026-06-17

Description

A local non-privileged user can make GPU processing operations that expose sensitive data from previously freed memory.

Frequently asked questions

What is CVE-2023-4272?: A local non-privileged user can make GPU processing operations that expose sensitive data from previously freed memory.
How severe is CVE-2023-4272?: CVE-2023-4272 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2023-4272 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (26th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-4272?: CVE-2023-4272 primarily affects Arm Bifrost Gpu Kernel Driver. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-4272?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2023-4272 published?: CVE-2023-4272 was published on 2023-11-07 and last updated on 2026-06-17.

References

https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities

Affected products (4)

cpe:2.3:a:arm:bifrost_gpu_kernel_driver:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:mali_gpu_kernel_driver:r41p0:*:*:*:*:*:*:*
cpe:2.3:a:arm:midgard_gpu_kernel_driver:*:*:*:*:*:*:*:*
cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*

More vulnerabilities in Arm Bifrost Gpu Kernel Driver

CVE-2022-28349 — Critical (CVSS 9.8): Arm Mali GPU Kernel Driver has a use-after-free: Midgard r28p0 through r29p0 before r30p0, Bifrost r17p0 through r23p0…
CVE-2022-28348 — Critical (CVSS 9.8): Arm Mali GPU Kernel Driver (Midgard r4p0 through r31p0, Bifrost r0p0 through r36p0 before r37p0, and Valhall r19p0…
CVE-2022-46395 — High (CVSS 8.8): An issue was discovered in the Arm Mali GPU Kernel Driver. A non-privileged user can make improper GPU processing…
CVE-2022-46891 — High (CVSS 8.8): An issue was discovered in the Arm Mali GPU Kernel Driver. There is a use-after-free. A non-privileged user can make…
CVE-2022-38181 — High (CVSS 8.8): The Arm Mali GPU kernel driver allows unprivileged users to access freed memory because GPU memory operations are…
CVE-2021-29256 — High (CVSS 8.8): . The Arm Mali GPU kernel driver allows an unprivileged user to achieve access to freed memory, leading to information…

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