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CVE-2020-35498

HIGH
7.5
CVSS Severity Score
EPSS Score0.1380%
EPSS Percentile19.23th
PublishedFeb 11, 2021
Last ModifiedApr 23, 2025

Vulnerability 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.

Affected Platforms (CPE)

πŸ“¦
Openvswitch

Openvswitch

>= 2.5.0 and < 2.5.12
πŸ“¦
Openvswitch

Openvswitch

>= 2.6.0 and < 2.6.10
πŸ“¦
Openvswitch

Openvswitch

>= 2.7.0 and < 2.7.13
πŸ“¦
Openvswitch

Openvswitch

>= 2.8.0 and < 2.8.11
πŸ“¦
Openvswitch

Openvswitch

>= 2.9.0 and < 2.9.9
πŸ“¦
Openvswitch

Openvswitch

>= 2.10.0 and < 2.10.7
πŸ“¦
Openvswitch

Openvswitch

>= 2.11.0 and < 2.11.6
πŸ“¦
Openvswitch

Openvswitch

>= 2.12.0 and < 2.12.3
πŸ“¦
Openvswitch

Openvswitch

>= 2.13.0 and < 2.13.3
πŸ“¦
Openvswitch

Openvswitch

>= 2.14.0 and < 2.14.2
πŸ’»
Debian

Debian Linux

= 9.0
πŸ’»
Debian

Debian Linux

= 10.0
πŸ’»
Fedoraproject

Fedora

= 33

References & Advisories

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