CVE-2024-7409

CVE-2024-7409 is a high-severity vulnerability with a CVSS 3.x base score of 7.5. 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-662.

Key facts

Description

A flaw was found in the QEMU NBD Server. This vulnerability allows a denial of service (DoS) attack via improper synchronization during socket closure when a client keeps a socket open as the server is taken offline.

Frequently asked questions

What is CVE-2024-7409?
A flaw was found in the QEMU NBD Server. This vulnerability allows a denial of service (DoS) attack via improper synchronization during socket closure when a client keeps a socket open as the server is taken offline.
How severe is CVE-2024-7409?
CVE-2024-7409 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-7409 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (59th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-7409?
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-2024-7409 have an EU (EUVD) identifier?
Yes. CVE-2024-7409 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-48876.
When was CVE-2024-7409 published?
CVE-2024-7409 was published on 2024-08-05 and last updated on 2026-06-17.

References

Other CWE-662 vulnerabilities

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