What’s Vulnerable › Vulnerabilities

CVE-2024-31420: Cnv: dos through repeatedly calling vm-dump-metrics until virt handler crashes

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-04-03 · updated 2026-06-17
• Weakness: CWE-476

Description

A NULL pointer dereference flaw was found in KubeVirt. This flaw allows an attacker who has access to a virtual machine guest on a node with DownwardMetrics enabled to cause a denial of service by issuing a high number of calls to vm-dump-metrics --virtio and then deleting the virtual machine.

References

• https://access.redhat.com/security/cve/CVE-2024-31420
• https://bugzilla.redhat.com/show_bug.cgi?id=2272951
• https://access.redhat.com/security/cve/CVE-2024-31420
• https://bugzilla.redhat.com/show_bug.cgi?id=2272951

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