CVE-2019-25076
No fix known EPSS 2%
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.
Products: openvswitch
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | openvswitch | no fix |
| Debian 13 | openvswitch | no fix |
| Debian 14 | openvswitch | no fix |
| Ubuntu 20.04 LTS | openvswitch | no fix |
| Ubuntu 22.04 LTS | openvswitch | no fix |
| Ubuntu 24.04 LTS | openvswitch | no fix |
| Ubuntu 25.10 | openvswitch | no fix |
| Ubuntu 26.04 LTS | openvswitch | no fix |
| Ubuntu 26.10 | openvswitch | no fix |
| Ubuntu Pro 16.04 LTS | openvswitch | no fix |
| Ubuntu Pro 18.04 LTS | openvswitch | no fix |