The TSS (Tuple Space Search) algorithm in Open vSwitch 2.x through 2.17.2 and 3.0.0 allows remote attackers to cause a denial of service (delays of legitimate traffic) via crafted packet data that requires excessive evaluation time within the packet classification algorithm for the MegaFlow cache, aka a Tuple Space Explosion (TSE) attack.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2022-09-08T22:08:42

Updated: 2024-08-05T03:00:18.928Z

Reserved: 2022-09-08T00:00:00

Link: CVE-2019-25076

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Analyzed

Published: 2022-09-08T23:15:10.447

Modified: 2022-09-13T20:41:09.563

Link: CVE-2019-25076

cve-icon Redhat

Severity : Moderate

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

Links: CVE-2019-25076 - Bugzilla