Resource Exhaustion Affecting openvswitch2.13-test package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
2.34% (83rd percentile)

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  • Snyk IDSNYK-RHEL8-OPENVSWITCH213TEST-4403355
  • published17 Oct 2022
  • disclosed9 Sept 2022

Introduced: 9 Sep 2022

CVE-2019-25076  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 openvswitch2.13-test.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openvswitch2.13-test package and not the openvswitch2.13-test package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

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.

CVSS Base Scores

version 3.1