UBUNTU-CVE-2016-7993

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Source
https://ubuntu.com/security/CVE-2016-7993
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7993.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-7993
Upstream
Downstream
Related
Published
2017-01-27T00:00:00Z
Modified
2025-09-08T16:43:53Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A bug in util-print.c:relts_print() in tcpdump before 4.9.0 could cause a buffer overflow in multiple protocol parsers (DNS, DVMRP, HSRP, IGMP, lightweight resolver protocol, PIM).

References

Affected packages

Ubuntu:14.04:LTS / tcpdump

Package

Name
tcpdump
Purl
pkg:deb/ubuntu/tcpdump@4.9.0-1ubuntu1~ubuntu14.04.1?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.0-1ubuntu1~ubuntu14.04.1

Affected versions

4.*

4.4.0-1ubuntu1
4.5.1-2ubuntu1
4.5.1-2ubuntu1.1
4.5.1-2ubuntu1.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "tcpdump",
            "binary_version": "4.9.0-1ubuntu1~ubuntu14.04.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7993.json"

Ubuntu:16.04:LTS / tcpdump

Package

Name
tcpdump
Purl
pkg:deb/ubuntu/tcpdump@4.9.0-1ubuntu1~ubuntu16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.9.0-1ubuntu1~ubuntu16.04.1

Affected versions

4.*

4.7.4-1ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "tcpdump",
            "binary_version": "4.9.0-1ubuntu1~ubuntu16.04.1"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-7993.json"