CVE-2021-22235

low
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
2.5

Description

Crash in DNP dissector in Wireshark 3.4.0 to 3.4.6 and 3.2.0 to 3.2.14 allows denial of service via packet injection or crafted capture file

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-22235

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-22235.html

vendor Authored 2026-05-27

Vendor advisory: arch — https://security.archlinux.org/ASA-202107-44

OS impact

OSVersionStatusFixed in
arch archfixed3.4.7-1
suse slesaffected
debian debianbookwormfixed3.4.7-1
debian debianbullseyefixed3.4.10-0+deb11u1
debian debianforkyfixed3.4.7-1
debian debiansidfixed3.4.7-1
debian debiantrixiefixed3.4.7-1

References

Verify integrity in audit chain (admin only). AS-IS.