CVE-2018-14466

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Source
https://cve.org/CVERecord?id=CVE-2018-14466
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14466.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-14466
Downstream
Related
Published
2019-10-03T16:15:11.787Z
Modified
2026-04-11T19:05:45.017672Z
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 Rx parser in tcpdump before 4.9.3 has a buffer over-read in print-rx.c:rxcachefind() and rxcacheinsert().

Database specific 
{
    "unresolved_ranges": [
        {
            "cpe": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "fixed": "10.15.2"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "10.0"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "9.0"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "29"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "30"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "31"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "15.0"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "15.1"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "7.0"
                }
            ]
        },
        {
            "cpe": "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*",
            "source": "CPE_FIELD",
            "extracted_events": [
                {
                    "last_affected": "8.0"
                }
            ]
        }
    ]
}
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
d9a693b043262f1999ee7aba28acadfd0f77cc38
Fixed
c24922e692a52121e853a84ead6b9337f4c08a94
Database specific 
{
    "cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
    "source": [
        "CPE_FIELD",
        "REFERENCES"
    ],
    "extracted_events": [
        {
            "introduced": "0"
        },
        {
            "fixed": "4.9.3"
        }
    ]
}

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

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14466.json"
vanir_signatures_modified 
"2026-04-11T19:05:45Z"
vanir_signatures 
[
    {
        "digest": {
            "threshold": 0.9,
            "line_hashes": [
                "19587543160174530405703525878712576265",
                "167408614826061526966625052665659547383",
                "149042217363820439688694977144783701002",
                "165332947866454417508965751355958372023",
                "30255607529611135323090160820427285918",
                "269993052740476856793002447474678053941",
                "148829086551596970206983819280674937748",
                "148145564696289314780256778135632141407"
            ]
        },
        "signature_version": "v1",
        "signature_type": "Line",
        "source": "https://github.com/the-tcpdump-group/tcpdump/commit/c24922e692a52121e853a84ead6b9337f4c08a94",
        "target": {
            "file": "print-rx.c"
        },
        "id": "CVE-2018-14466-74033021",
        "deprecated": false
    }
]