How severe is CVE-2024-51563?

CVE-2024-51563 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.

Is CVE-2024-51563 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-51563?

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

Does CVE-2024-51563 have an EU (EUVD) identifier?

Yes. CVE-2024-51563 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45401.

When was CVE-2024-51563 published?

CVE-2024-51563 was published on 2024-11-12 and last updated on 2026-06-17.

CVE-2024-51563

CVE-2024-51563 is a medium-severity vulnerability with a CVSS 3.x base score of 6.5. 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-367.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-45401
Weakness: CWE-367
Published: 2024-11-12
Last modified: 2026-06-17

Description

The virtio_vq_recordon function is subject to a time-of-check to time-of-use (TOCTOU) race condition.

Frequently asked questions

What is CVE-2024-51563?: The virtio_vq_recordon function is subject to a time-of-check to time-of-use (TOCTOU) race condition.
How severe is CVE-2024-51563?: CVE-2024-51563 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability low.
Is CVE-2024-51563 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-51563?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-51563 have an EU (EUVD) identifier?: Yes. CVE-2024-51563 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-45401.
When was CVE-2024-51563 published?: CVE-2024-51563 was published on 2024-11-12 and last updated on 2026-06-17.

References

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