UBUNTU-CVE-2018-19519

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Source
https://ubuntu.com/security/CVE-2018-19519
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19519.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2018-19519
Upstream
Downstream
Related
Published
2018-11-25T20:29:00Z
Modified
2025-07-16T07:52:20.150275Z
Severity
  • 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

In tcpdump 4.9.2, a stack-based buffer over-read exists in the print_prefix function of print-hncp.c via crafted packet data because of missing initialization.

References

Affected packages

Ubuntu:Pro:14.04:LTS / tcpdump

Package

Name
tcpdump
Purl
pkg:deb/ubuntu/tcpdump@4.9.3-0ubuntu0.14.04.1+esm1?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.3-0ubuntu0.14.04.1+esm1

Affected versions

4.*

4.4.0-1ubuntu1
4.5.1-2ubuntu1
4.5.1-2ubuntu1.1
4.5.1-2ubuntu1.2
4.9.0-1ubuntu1~ubuntu14.04.1
4.9.2-0ubuntu0.14.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.9.3-0ubuntu0.14.04.1+esm1",
            "binary_name": "tcpdump"
        },
        {
            "binary_version": "4.9.3-0ubuntu0.14.04.1+esm1",
            "binary_name": "tcpdump-dbgsym"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Ubuntu:16.04:LTS / tcpdump

Package

Name
tcpdump
Purl
pkg:deb/ubuntu/tcpdump@4.9.3-0ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.3-0ubuntu0.16.04.1

Affected versions

4.*

4.7.4-1ubuntu1
4.9.0-1ubuntu1~ubuntu16.04.1
4.9.2-0ubuntu0.16.04.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.9.3-0ubuntu0.16.04.1",
            "binary_name": "tcpdump"
        },
        {
            "binary_version": "4.9.3-0ubuntu0.16.04.1",
            "binary_name": "tcpdump-dbgsym"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:18.04:LTS / tcpdump

Package

Name
tcpdump
Purl
pkg:deb/ubuntu/tcpdump@4.9.3-0ubuntu0.18.04.1?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.3-0ubuntu0.18.04.1

Affected versions

4.*

4.9.2-1
4.9.2-2
4.9.2-2build1
4.9.2-2ubuntu1
4.9.2-3

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "4.9.3-0ubuntu0.18.04.1",
            "binary_name": "tcpdump"
        },
        {
            "binary_version": "4.9.3-0ubuntu0.18.04.1",
            "binary_name": "tcpdump-dbgsym"
        }
    ],
    "availability": "No subscription required"
}