CVE-2021-39922

HighCVSS 7.5/10Last modified Jun 17, 2026

Description

Buffer overflow in the C12.22 dissector in Wireshark 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17 allows denial of service via packet injection or crafted capture file

Metrics

CVSS 3.1 7.5/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-120

Affected software

No affected versions have been published.

Timeline

Published: Nov 19, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2021

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