CVE-2023-3966
openvswsitch: ovs-vswitch fails to recover after malformed geneve metadata packet
Severity
ImportantRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · February 8, 2024
Updated · August 7, 2026
Description
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.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CWE-248 · Uncaught Exception