How severe is CVE-2024-21976?

CVE-2024-21976 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-21976 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-21976?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-21976 have an EU (EUVD) identifier?

Yes. CVE-2024-21976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19582.

When was CVE-2024-21976 published?

CVE-2024-21976 was published on 2024-11-12 and last updated on 2026-06-17.

CVE-2024-21976

CVE-2024-21976 is a high-severity vulnerability with a CVSS 3.x base score of 8.8. 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-20.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (18th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19582
Weakness: CWE-20
Published: 2024-11-12
Last modified: 2026-06-17

Description

Improper input validation in the NPU driver could allow an attacker to supply a specially crafted pointer potentially leading to arbitrary code execution.

Frequently asked questions

What is CVE-2024-21976?: Improper input validation in the NPU driver could allow an attacker to supply a specially crafted pointer potentially leading to arbitrary code execution.
How severe is CVE-2024-21976?: CVE-2024-21976 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-21976 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (18th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-21976?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-21976 have an EU (EUVD) identifier?: Yes. CVE-2024-21976 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19582.
When was CVE-2024-21976 published?: CVE-2024-21976 was published on 2024-11-12 and last updated on 2026-06-17.

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-7017.html

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