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Fencer Vulns
medium 4.3

CVE-2022-0585 json

Large loops in multiple protocol dissectors in Wireshark 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allow denial of service via packet injection or…

published 2022-02-18 4 y ago modified 2026-06-17 4 mo ago also EUVD-2022-15695

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
2.4%
EPSS 2.4% chance of exploitation in 30 days, percentile 84%
public exploits
0
none known

Summary

Large loops in multiple protocol dissectors in Wireshark 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allow denial of service via packet injection or crafted capture file

Patch / fix

  • wireshark wireshark 3.4.12, 3.6.2
  • wireshark Debian 14, Debian 13, Debian 12 3.6.2-1

debian advisories DEBIAN-CVE-2022-0585

  • wireshark Ubuntu Pro 20.04 LTS 3.2.3-1ubuntu0.1~esm2

ubuntu advisories UBUNTU-CVE-2022-0585

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wireshark SLES for SAP 15 SP2, SLES for SAP 15 SP1, SLES for SAP 15 +19 more 3.6.2-3.71.1

suse advisories SUSE-SU-2022:0722-1

  • wireshark openSUSE Tumbleweed 3.6.2-2.1
  • wireshark openSUSE Leap 15.3 3.6.2-3.71.1

opensuse advisories openSUSE-SU-2024:11858-1openSUSE-SU-2022:0722-1

  • wireshark Alpine 3.24, Alpine 3.23, Alpine 3.22 +7 more 3.4.13-r0

alpine advisories ALPINE-CVE-2022-0585

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • wireshark CBL-Mariner 2.0 3.4.14-1

azure linux advisories AZL-8635

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-0585 updated cvss 7.5

wireshark: Large loops in multiple dissectors

  • Red Hat Enterprise Linux 6 wireshark, wireshark-gnome Red Hat Enterprise Linux 7 wireshark, wireshark-gnome Red Hat Enterprise Linux 8 wireshark, wireshark-cli Red Hat Enterprise Linux 9 wireshark, wireshark-cli
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

2.39% chance of exploitation in the next 30 days, higher than 84% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • wireshark.org https://www.wireshark.org/security/wnpa-sec-2022-02.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
NVD 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

  • Wireshark Foundation Wireshark

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.