How severe is CVE-2024-21971?

CVE-2024-21971 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 none, integrity none, and availability high.

Is CVE-2024-21971 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-21971?

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

Does CVE-2024-21971 have an EU (EUVD) identifier?

Yes. CVE-2024-21971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19577.

When was CVE-2024-21971 published?

CVE-2024-21971 was published on 2025-02-12 and last updated on 2026-06-17.

CVE-2024-21971

CVE-2024-21971 is a medium-severity vulnerability 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-1220.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19577
Weakness: CWE-1220
Published: 2025-02-12
Last modified: 2026-06-17

Description

Improper input validation in AMD Crash Defender could allow an attacker to provide the Windows® system process ID to a kernel-mode driver, resulting in an operating system crash, potentially leading to denial of service.

Frequently asked questions

What is CVE-2024-21971?: Improper input validation in AMD Crash Defender could allow an attacker to provide the Windows® system process ID to a kernel-mode driver, resulting in an operating system crash, potentially leading to denial of service.
How severe is CVE-2024-21971?: CVE-2024-21971 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 none, integrity none, and availability high.
Is CVE-2024-21971 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-21971?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-21971 have an EU (EUVD) identifier?: Yes. CVE-2024-21971 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19577.
When was CVE-2024-21971 published?: CVE-2024-21971 was published on 2025-02-12 and last updated on 2026-06-17.

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6008.html

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