How severe is CVE-2023-5091?

CVE-2023-5091 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-2023-5091 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-5091?

CVE-2023-5091 affects Arm Valhall Gpu Kernel Driver. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-5091?

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

Does CVE-2023-5091 have an EU (EUVD) identifier?

Yes. CVE-2023-5091 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57431.

When was CVE-2023-5091 published?

CVE-2023-5091 was published on 2024-01-08 and last updated on 2026-06-17.

CVE-2023-5091

CVE-2023-5091 is a medium-severity vulnerability in Arm Valhall 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-416.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-57431
Weakness: CWE-416
Affected product: Arm Valhall Gpu Kernel Driver
Published: 2024-01-08
Last modified: 2026-06-17

Description

Use After Free vulnerability in Arm Ltd Valhall GPU Kernel Driver allows a local non-privileged user to make improper GPU processing operations to gain access to already freed memory. This issue affects Valhall GPU Kernel Driver: from r37p0 through r40p0.

Frequently asked questions

What is CVE-2023-5091?: Use After Free vulnerability in Arm Ltd Valhall GPU Kernel Driver allows a local non-privileged user to make improper GPU processing operations to gain access to already freed memory. This issue affects Valhall GPU Kernel Driver: from r37p0 through r40p0.
How severe is CVE-2023-5091?: CVE-2023-5091 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-2023-5091 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-5091?: CVE-2023-5091 affects Arm Valhall Gpu Kernel Driver. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-5091?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-5091 have an EU (EUVD) identifier?: Yes. CVE-2023-5091 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-57431.
When was CVE-2023-5091 published?: CVE-2023-5091 was published on 2024-01-08 and last updated on 2026-06-17.

References

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

Affected products (1)

cpe:2.3:a:arm:valhall_gpu_kernel_driver:*:*:*:*:*:*:*:*

More vulnerabilities in Arm Valhall Gpu Kernel Driver

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