UBUNTU-CVE-2018-18226

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2018-18226
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-18226.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-18226
Upstream
Published
2018-10-12T06:29:00Z
Modified
2025-09-08T16:45:03Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

In Wireshark 2.6.0 to 2.6.3, the Steam IHS Discovery dissector could consume system memory. This was addressed in epan/dissectors/packet-steam-ihs-discovery.c by changing the memory-management approach.

References

Affected packages

Ubuntu:14.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.4-2~ubuntu14.04.1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.4-2~ubuntu14.04.1

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwireshark-data",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwireshark-dev",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwireshark11",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwiretap-dev",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwiretap8",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwscodecs2",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwsutil-dev",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "libwsutil9",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "tshark",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "wireshark",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "wireshark-common",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "wireshark-dev",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "wireshark-gtk",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        },
        {
            "binary_name": "wireshark-qt",
            "binary_version": "2.6.4-2~ubuntu14.04.1"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:16.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.4-2~ubuntu16.04.0?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.4-2~ubuntu16.04.0

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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwireshark-data",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwireshark-dev",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwireshark11",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwiretap-dev",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwiretap8",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwscodecs2",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwsutil-dev",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "libwsutil9",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "tshark",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "wireshark",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "wireshark-common",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "wireshark-dev",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "wireshark-gtk",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        },
        {
            "binary_name": "wireshark-qt",
            "binary_version": "2.6.4-2~ubuntu16.04.0"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / wireshark

Package

Name
wireshark
Purl
pkg:deb/ubuntu/wireshark@2.6.4-2~ubuntu18.04.0?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.6.4-2~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

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libwireshark-data",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwireshark-dev",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwireshark11",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwiretap-dev",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwiretap8",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwscodecs2",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwsutil-dev",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "libwsutil9",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "tshark",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "wireshark",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "wireshark-common",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "wireshark-dev",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "wireshark-gtk",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        },
        {
            "binary_name": "wireshark-qt",
            "binary_version": "2.6.4-2~ubuntu18.04.0"
        }
    ],
    "availability": "No subscription required"
}