CVE-2018-14468

Source
https://nvd.nist.gov/vuln/detail/CVE-2018-14468
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-14468.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-14468
Downstream
Related
Published
2019-10-03T16:15:11Z
Modified
2025-10-14T16:23:44.457339Z
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
Summary
[none]
Details

The FRF.16 parser in tcpdump before 4.9.3 has a buffer over-read in print-fr.c:mfr_print().

References

Affected packages

Git / github.com/the-tcpdump-group/tcpdump

Affected ranges

Type
GIT
Repo
https://github.com/the-tcpdump-group/tcpdump
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed

Affected versions

tcpdump-3.*

tcpdump-3.5.1
tcpdump-3.6.1
tcpdump-3.7.1
tcpdump-3.8-bp

tcpdump-4.*

tcpdump-4.5.0
tcpdump-4.6.0
tcpdump-4.6.0-bp
tcpdump-4.7.0-bp
tcpdump-4.9.0
tcpdump-4.9.0-bp
tcpdump-4.9.1
tcpdump-4.9.2

Database specific

{
    "vanir_signatures": [
        {
            "digest": {
                "length": 2311.0,
                "function_hash": "109988072515468496425026116644756917418"
            },
            "target": {
                "file": "print-fr.c",
                "function": "mfr_print"
            },
            "deprecated": false,
            "source": "https://github.com/the-tcpdump-group/tcpdump/commit/aa3e54f594385ce7e1e319b0c84999e51192578b",
            "signature_version": "v1",
            "id": "CVE-2018-14468-03f38018",
            "signature_type": "Function"
        },
        {
            "digest": {
                "threshold": 0.9,
                "line_hashes": [
                    "190363503508851327864638643022534572503",
                    "165025868637319950258452157378221762251",
                    "86930679929499363454661396384072568889",
                    "222498012124375742973640888207430069867"
                ]
            },
            "target": {
                "file": "print-fr.c"
            },
            "deprecated": false,
            "source": "https://github.com/the-tcpdump-group/tcpdump/commit/aa3e54f594385ce7e1e319b0c84999e51192578b",
            "signature_version": "v1",
            "id": "CVE-2018-14468-f7adefa6",
            "signature_type": "Line"
        }
    ]
}