CVE-2024-2182

Publication date 12 March 2024

Last updated 30 May 2025

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

A flaw was found in the Open Virtual Network (OVN). In OVN clusters where BFD is used between hypervisors for high availability, an attacker can inject specially crafted BFD packets from inside unprivileged workloads, including virtual machines or containers, that can trigger a denial of service.

Read the notes from the security team

Status

Package Ubuntu Release Status
ovn 24.04 LTS noble
Not affected
23.10 mantic
Fixed 23.09.0-1ubuntu0.1
22.04 LTS jammy
Fixed 22.03.3-0ubuntu0.22.04.2
20.04 LTS focal
Fixed 20.03.2-0ubuntu0.20.04.5

Notes

seth-arnold

patches are in this message on distros: Message-ID: <cf2854ab-8804-4316-908d-130108456f55@redhat.com>

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

Related Ubuntu Security Notices (USN)

Other references