UBUNTU-CVE-2021-4184

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Source

https://ubuntu.com/security/CVE-2021-4184

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-4184.json

JSON Data

https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-4184

Upstream

CVE-2021-4184

Withdrawn

2025-07-18T16:46:34Z

Published

2021-12-30T22:15:00Z

Modified

2025-07-16T08:27:00.421402Z

Severity

7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

Infinite loop in the BitTorrent DHT dissector in Wireshark 3.6.0 and 3.4.0 to 3.4.10 allows denial of service via packet injection or crafted capture file

References

Affected packages

Ubuntu:18.04:LTS / wireshark

Package

Name: wireshark
Purl: pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu18.04.0?arch=source&distro=bionic

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.6.10-1~ubuntu18.04.0

Affected versions

2.*

2.4.2-1

2.4.3-1

2.4.4-1

2.4.5-1

2.6.3-1~ubuntu18.04.1

2.6.4-2~ubuntu18.04.0

2.6.5-1~ubuntu18.04.0

2.6.6-1~ubuntu18.04.0

2.6.8-1~ubuntu18.04.0

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwireshark11"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwireshark11-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwiretap8"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwiretap8-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwscodecs2"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwscodecs2-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwsutil9"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "libwsutil9-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "tshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-gtk-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:20.04:LTS / wireshark

Package

Name: wireshark
Purl: pkg:deb/ubuntu/wireshark@3.2.3-1?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.2.3-1

Affected versions

3.*

3.0.5-1

3.0.7-1

3.2.1-1

3.2.2-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwireshark13"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwireshark13-dbgsym"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwiretap10"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwiretap10-dbgsym"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwsutil11"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "libwsutil11-dbgsym"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "tshark"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "3.2.3-1",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:22.04:LTS / wireshark

Package

Name: wireshark
Purl: pkg:deb/ubuntu/wireshark@3.6.2-2?arch=source&distro=jammy

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

3.6.2-2

Affected versions

3.*

3.4.7-1~exp1

3.4.9-1

3.6.2-1ubuntu1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwireshark15"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwireshark15-dbgsym"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwiretap12"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwiretap12-dbgsym"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwsutil13"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "libwsutil13-dbgsym"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "tshark"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "3.6.2-2",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:24.04:LTS / wireshark

Package

Name: wireshark
Purl: pkg:deb/ubuntu/wireshark@4.2.2-1.1build3?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.2.2-1.1build3

Affected versions

4.*

4.0.8-1

4.0.10-1

4.0.11-1

4.2.0-1

4.2.2-1

4.2.2-1.1build1

4.2.2-1.1build2

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwireshark17t64"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwireshark17t64-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwiretap14t64"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwiretap14t64-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwsutil15t64"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "libwsutil15t64-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "tshark"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-dev-dbgsym"
        },
        {
            "binary_version": "4.2.2-1.1build3",
            "binary_name": "wireshark-doc"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:25.04 / wireshark

Package

Name: wireshark
Purl: pkg:deb/ubuntu/wireshark@4.4.5-1?arch=source&distro=plucky

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.4.5-1

Affected versions

4.*

4.2.6-1

4.4.1-1

4.4.2-1

4.4.3-1

4.4.4-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwireshark18"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwireshark18-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwiretap15"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwiretap15-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwsutil16"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "libwsutil16-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "tshark"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-dev-dbgsym"
        },
        {
            "binary_version": "4.4.5-1",
            "binary_name": "wireshark-doc"
        }
    ],
    "availability": "No subscription required"
}