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Red Hat OpenShift: CVE-2020-35498: openvswitch: limitation in the OVS packet parsing in userspace leads to DoS

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Red Hat OpenShift: CVE-2020-35498: openvswitch: limitation in the OVS packet parsing in userspace leads to DoS

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:C)
Published
02/11/2021
Created
02/25/2021
Added
02/24/2021
Modified
03/17/2021

Description

A vulnerability was found in openvswitch. A limitation in the implementation of userspace packet parsing can allow a malicious user to send a specially crafted packet causing the resulting megaflow in the kernel to be too wide, potentially causing a denial of service. The highest threat from this vulnerability is to system availability.

Solution(s)

  • linuxrpm-upgrade-redhat-coreos

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