CVE-2023-3966 HIGH

CVE-2023-3966: Openvswsitch: ovs-vswitch fails to recover after malformed geneve metadata packet

Vendor Red Hat
Product Fast Datapath for RHEL 7
Weakness CWE-248
Published February 22, 2024
Last update February 13, 2025
View on NVD All CVEs

CVSS base score

7.5/10
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Confidentiality None
Integrity None

CVSS vector

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

What the vulnerability does

01Description

A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled.

Key dates

02Disclosure timeline

February 22, 2024 CVE published
February 13, 2025 Record updated