In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-3168-1 openvswitch security update
EUVD EUVD EUVD-2022-53397 In ovs versions v0.90.0 through v2.5.0 are vulnerable to heap buffer over-read in flow.c. An unsafe comparison of “minimasks” function could lead access to an unmapped region of memory. This vulnerability is capable of crashing the software, memory modification, and possible remote execution.
Ubuntu USN Ubuntu USN USN-5698-1 Open vSwitch vulnerability
Ubuntu USN Ubuntu USN USN-5698-2 Open vSwitch vulnerability
Fixes

Solution

Update version to v2.5.1 or later


Workaround

No workaround given by the vendor.

History

Wed, 21 May 2025 15:15:00 +0000

Type Values Removed Values Added
Metrics cvssV3_1

{'score': 8.6, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H'}

ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

cvssV3_1

{'score': 6.1, 'vector': 'CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H'}


cve-icon MITRE

Status: PUBLISHED

Assigner: Mend

Published:

Updated: 2025-05-21T14:13:43.702Z

Reserved: 2022-05-31T00:00:00.000Z

Link: CVE-2022-32166

cve-icon Vulnrichment

Updated: 2024-08-03T07:32:55.987Z

cve-icon NVD

Status : Modified

Published: 2022-09-28T10:15:09.560

Modified: 2025-05-21T15:15:56.693

Link: CVE-2022-32166

cve-icon Redhat

Severity : Important

Publid Date: 2022-09-28T00:00:00Z

Links: CVE-2022-32166 - Bugzilla

cve-icon OpenCVE Enrichment

No data.