CVE-2021-22174

wireshark: USB HID dissector could crash

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Severity

Low

Red Hat Product Security

7.5

CVSS 3.1

Review impact separately from score.

Published · January 29, 2021

Updated · February 25, 2026

Description

Crash in USB HID dissector in Wireshark 3.4.0 to 3.4.2 allows denial of service via packet injection or crafted capture file

Statement

Wireshark as shipped with Red Hat Enterprise Linux 6, 7, and 8 is not affected by this flaw as the vulnerable code was introduced in a newer version of Wireshark.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-400 · Uncontrolled Resource Consumption