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ubuntucveUbuntu.comUB:CVE-2024-2182
HistoryMar 12, 2024 - 12:00 a.m.

CVE-2024-2182

2024-03-1200:00:00
ubuntu.com
ubuntu.com
4
open virtual network
denial of service
bfd packets
unprivileged workloads
ovn clusters

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.0005 Low

EPSS

Percentile

17.1%

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.

Bugs

Notes

Author Note
seth-arnold patches are in this message on distros: Message-ID: <[email protected]>
OSVersionArchitecturePackageVersionFilename
ubuntu20.04noarchovn< 20.03.2-0ubuntu0.20.04.5UNKNOWN
ubuntu22.04noarchovn< 22.03.3-0ubuntu0.22.04.2UNKNOWN
ubuntu23.10noarchovn< 23.09.0-1ubuntu0.1UNKNOWN

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

0.0005 Low

EPSS

Percentile

17.1%