Alpine: multiple openvswitch packages, py3-openvswitch: security update to 2.12.2-r0 (deprecated)

high Tenable Self-Hosted Container Security Plugin ID 400285

Description

There are packages installed that are affected by a vulnerability referenced in the following CVE:

- 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. (CVE-2020-35498)

See Also

https://git.alpinelinux.org/aports/commit/?id=377e193fd3cd4b6067395134e572335c06b0fb1d

https://git.alpinelinux.org/aports/commit/?id=4764ac4acb9735db644d931661f4fa733fe403bc

Plugin Details

Severity: High

ID: 400285

Version: Revision 1.27

Type: Local

Published: 8/16/2023

Updated: 7/2/2026

Supported Sensors: Agentless Assessment, Tenable Cloud Security, Tenable Self-Hosted Container Security

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.18

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS Score Source: CVE-2020-35498

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

Exploit Ease: No known exploits are available

Patch Publication Date: 2/11/2021

Vulnerability Publication Date: 2/11/2021

Reference Information

CVE: CVE-2020-35498