CVE-2018-14461

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Source
https://cve.org/CVERecord?id=CVE-2018-14461
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2018-14461.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2018-14461
Downstream
Related
Published
2019-10-03T16:15:11Z
Modified
2026-08-18T10:52:59Z
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 LDP parser in tcpdump before 4.9.3 has a buffer over-read in print-ldp.c:ldp_tlv_print().

Database specific 
{
    "unresolved_ranges":  [
        {
            "cpes":  [
                "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "fixed":  "10.15.2"
                }
            ],
            "source":  "CPE_RANGE",
            "vendor_product":  "apple:mac_os_x"
        },
        {
            "cpes":  [
                "cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "8.0"
                },
                {
                    "last_affected":  "8.0"
                },
                {
                    "introduced":  "9.0"
                },
                {
                    "last_affected":  "9.0"
                },
                {
                    "introduced":  "10.0"
                },
                {
                    "last_affected":  "10.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "debian:debian_linux"
        },
        {
            "cpes":  [
                "cpe:2.3:o:fedoraproject:fedora:29:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
                "cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "29"
                },
                {
                    "last_affected":  "29"
                },
                {
                    "introduced":  "30"
                },
                {
                    "last_affected":  "30"
                },
                {
                    "introduced":  "31"
                },
                {
                    "last_affected":  "31"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "fedoraproject:fedora"
        },
        {
            "cpes":  [
                "cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "15.0"
                },
                {
                    "last_affected":  "15.0"
                },
                {
                    "introduced":  "15.1"
                },
                {
                    "last_affected":  "15.1"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "opensuse:leap"
        },
        {
            "cpes":  [
                "cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
            ],
            "extracted_events":  [
                {
                    "introduced":  "7.0"
                },
                {
                    "last_affected":  "7.0"
                },
                {
                    "introduced":  "8.0"
                },
                {
                    "last_affected":  "8.0"
                }
            ],
            "source":  "CPE_STRING",
            "vendor_product":  "redhat:enterprise_linux"
        }
    ]
}
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
aa5c6b710dfd8020d2c908d6b3bd41f1da719b3b
Database specific
Show details 
{
    "cpe":  "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
    "extracted_events":  [
        {
            "introduced":  "0"
        },
        {
            "fixed":  "4.9.3"
        }
    ],
    "source":  [
        "CPE_RANGE",
        "REFERENCES"
    ]
}

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-2018-14461.json"
vanir_signatures 
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    {
        "deprecated":  false,
        "digest":  {
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            "length":  2599
        },
        "id":  "CVE-2018-14461-0c7ffd40",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/the-tcpdump-group/tcpdump/commit/aa5c6b710dfd8020d2c908d6b3bd41f1da719b3b",
        "target":  {
            "file":  "print-ldp.c",
            "function":  "ldp_pdu_print"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
            "function_hash":  "93760966478014213445068173713067531115",
            "length":  7547
        },
        "id":  "CVE-2018-14461-3d3a7295",
        "signature_type":  "Function",
        "signature_version":  "v1",
        "source":  "https://github.com/the-tcpdump-group/tcpdump/commit/aa5c6b710dfd8020d2c908d6b3bd41f1da719b3b",
        "target":  {
            "file":  "print-ldp.c",
            "function":  "ldp_tlv_print"
        }
    },
    {
        "deprecated":  false,
        "digest":  {
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            ],
            "threshold":  0.9
        },
        "id":  "CVE-2018-14461-52a1d1a1",
        "signature_type":  "Line",
        "signature_version":  "v1",
        "source":  "https://github.com/the-tcpdump-group/tcpdump/commit/aa5c6b710dfd8020d2c908d6b3bd41f1da719b3b",
        "target":  {
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        }
    }
]
vanir_signatures_modified 
"2026-08-18T10:52:59Z"