Vulnerability Details : CVE-2023-3966

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.
Published 2024-02-22 13:15:08
Updated 2025-05-16 14:17:01
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: Denial of service

Products affected by CVE-2023-3966

Exploit prediction scoring system (EPSS) score for CVE-2023-3966

EPSS FAQ
0.04%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 12 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2023-3966

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
7.5
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
 NIST 2025-05-16
7.5
 HIGH CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
3.9
3.6
 Red Hat, Inc. 2024-02-22

CWE ids for CVE-2023-3966

  • An exception is thrown from a function, but it is not caught.
    Assigned by: secalert@redhat.com (Secondary)

References for CVE-2023-3966

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