Resource Exhaustion Affecting openvswitch package, versions *


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
3.23% (87th percentile)

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  • Snyk IDSNYK-RHEL10-OPENVSWITCH-9837469
  • published28 Apr 2025
  • disclosed1 Jan 2020

Introduced: 1 Jan 2020

CVE-2020-27827  (opens in a new tab)
CWE-400  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 openvswitch.

NVD Description

Note: Versions mentioned in the description apply only to the upstream openvswitch package and not the openvswitch package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A flaw was found in multiple versions of OpenvSwitch. Specially crafted LLDP packets can cause memory to be lost when allocating data to handle specific optional TLVs, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

CVSS Base Scores

version 3.1