UBUNTU-CVE-2021-4185

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Source
https://ubuntu.com/security/CVE-2021-4185
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-4185.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2021-4185
Upstream
Downstream
Related
Published
2021-12-30T22:15:00Z
Modified
2025-07-18T16:46:34Z
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 RTMPT 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:Pro:14.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu14.04.0~esm3?arch=source&distro=esm-infra-legacy/trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.10-1~ubuntu14.04.0~esm3

Affected versions

1.*

1.10.2-1
1.10.3-1
1.10.5-1ubuntu1
1.10.5-2
1.10.6-1
1.12.1+g01b65bf-4+deb8u11ubuntu0.14.04.1

2.*

2.6.3-1~ubuntu14.04.1
2.6.4-2~ubuntu14.04.1
2.6.5-1~ubuntu14.04.1
2.6.6-1~ubuntu14.04.0
2.6.10-1~ubuntu14.04.0~esm1
2.6.10-1~ubuntu14.04.0~esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwireshark11"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwireshark11-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwiretap8"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwiretap8-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwscodecs2"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwscodecs2-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwsutil9"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "libwsutil9-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "tshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-gtk-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "2.6.10-1~ubuntu14.04.0~esm3",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ]
}

Ubuntu:Pro:16.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu16.04.0+esm2?arch=source&distro=esm-apps/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.10-1~ubuntu16.04.0+esm2

Affected versions

1.*

1.12.7+g7fc8978-1
1.12.8+g5b6e543-2

2.*

2.0.1+g59ea380-3build1
2.0.2+ga16e22e-1
2.2.6+g32dac6a-2ubuntu0.16.04
2.6.3-1~ubuntu16.04.1
2.6.4-2~ubuntu16.04.0
2.6.5-1~ubuntu16.04.0
2.6.6-1~ubuntu16.04.0
2.6.8-1~ubuntu16.04.0
2.6.10-1~ubuntu16.04.0
2.6.10-1~ubuntu16.04.0+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwireshark11"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwireshark11-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwiretap8"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwiretap8-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwscodecs2"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwscodecs2-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwsutil9"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "libwsutil9-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "tshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-gtk-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "2.6.10-1~ubuntu16.04.0+esm2",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ]
}

Ubuntu:Pro:18.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.10-1~ubuntu18.04.0+esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.10-1~ubuntu18.04.0+esm2

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
2.6.10-1~ubuntu18.04.0
2.6.10-1~ubuntu18.04.0+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwireshark-data"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwireshark11"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwireshark11-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwiretap-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwiretap8"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwiretap8-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwscodecs2"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwscodecs2-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwsutil-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwsutil9"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "libwsutil9-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "tshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "tshark-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-common"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-common-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-dev"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-doc"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-gtk"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-gtk-dbgsym"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-qt"
        },
        {
            "binary_version": "2.6.10-1~ubuntu18.04.0+esm2",
            "binary_name": "wireshark-qt-dbgsym"
        }
    ]
}