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.
https://www.oracle.com/security-alerts/cpuApr2021.html
https://security.gentoo.org/glsa/202101-12
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YHWDZPWQJMLK64VFDWJC5SEGPNH6Y72Z/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/M75HYXU36SP6GHIDPHNZGJKEO6TX4C4Y/
https://lists.debian.org/debian-lts-announce/2021/02/msg00008.html
https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-26421.json
https://www.wireshark.org/security/wnpa-sec-2020-17.html
https://gitlab.com/wireshark/wireshark/-/issues/16958
Source: Mitre, NVD
Published: 2020-12-11
Updated: 2023-11-07
Base Score: 5
Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P
Severity: Medium
Base Score: 5.3
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS: 0.00386