Alpine: multiple wireshark packages, tshark: security update to 3.4.1-r0

medium Tenable Cloud Security Plugin ID 426545

Description

There are packages installed that are affected by multiple vulnerabilities referenced in the following CVEs:

- Memory leak in Kafka protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via
packet injection or crafted capture file. (CVE-2020-26418)

- Memory leak in the dissection engine in Wireshark 3.4.0 allows denial of service via packet injection or
crafted capture file. (CVE-2020-26419)

- Memory leak in RTPS protocol dissector in Wireshark 3.4.0 and 3.2.0 to 3.2.8 allows denial of service via
packet injection or crafted capture file. (CVE-2020-26420)

- Crash in USB HID protocol dissector and possibly other dissectors in Wireshark 3.4.0 and 3.2.0 to 3.2.8
allows denial of service via packet injection or crafted capture file. (CVE-2020-26421)

Plugin Details

Severity: Medium

ID: 426545

Version: Revision 1.3

Type: Local

Family: Alpine Linux Local Security Checks

Published: 5/16/2025

Updated: 7/2/2026

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

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2020-26421

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

Vulnerability Information

Exploit Available: true

Exploit Ease: Exploits are available

Vulnerability Publication Date: 12/9/2020

Reference Information

CVE: CVE-2020-26418, CVE-2020-26419, CVE-2020-26420, CVE-2020-26421

IAVB: 2021-B-0001-S

Detections

Analytics