CVE-2019-25076 | BDVDB-2026-184010 Detail

Description#

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://sites.google.com/view/tuple-space-explosion
https://dl.acm.org/citation.cfm?doid=3359989.3365431
https://arxiv.org/abs/2011.09107
https://www.youtube.com/watch?v=DSC3m-Bww64
https://www.youtube.com/watch?v=5cHpzVK0D28

Exploit#

No public exploit known

History#

Version 12022-09-08Record published in the CVE List.
Version 22024-08-05Most recent update recorded in the CVE List.