High
Security advisory
The LMP parser in tcpdump before 4.9.3 has a buffer over-read in print-lmp.c:lmp_print_data_link_subobjs().
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-14464
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 09:11 UTC · Revision 1
Source evidence
The LMP parser in tcpdump before 4.9.3 has a buffer over-read in print-lmp.c:lmp_print_data_link_subobjs().
osv:CVE-2018-14464
Complete source record
{
"id": "3b240a243f3dc1ee9ff3055d2ca7888c2f527ee0aafbf5b74ae7668b603f2a89",
"url": "https://osv.dev/vulnerability/CVE-2018-14464",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-14464",
"summary": "The LMP parser in tcpdump before 4.9.3 has a buffer over-read in print-lmp.c:lmp_print_data_link_subobjs().",
"evidence": "osv:CVE-2018-14464",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2018-14464",
"aliases": [
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],
"metrics": [
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"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
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"affected": [
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"ranges": [
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"repo": "https://github.com/the-tcpdump-group/tcpdump",
"type": "GIT",
"events": [
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{
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"database_specific": {
"extracted_events": [
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"cpe": "cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*",
"range": [
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},
{
"fixed": "4.9.3"
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"source": "CPE_RANGE"
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{
"range": [
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"source": "REFERENCES_COMMIT"
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],
"versions": [
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"tcpdump-4.9.1",
"tcpdump-4.9.0",
"tcpdump-4.9.0-bp",
"tcpdump-4.7.0-bp",
"tcpdump-4.6.0-bp",
"tcpdump-4.6.0",
"tcpdump-4.5.0",
"tcpdump-3.8-bp",
"tcpdump-3.7.1",
"tcpdump-3.6.1",
"tcpdump-3.5.1"
],
"database_specific": {
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{
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"digest": {
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"function_hash": "223781097617941555671292774538573925077"
},
"source": "https://github.com/the-tcpdump-group/tcpdump/commit/d97e94223720684c6aa740ff219e0d19426c2220",
"target": {
"file": "print-lmp.c",
"function": "lmp_print_data_link_subobjs"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2018-14464-6149f4b2",
"digest": {
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"function_hash": "111531773032566227848925832575478875783"
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"source": "https://github.com/the-tcpdump-group/tcpdump/commit/d97e94223720684c6aa740ff219e0d19426c2220",
"target": {
"file": "print-lmp.c",
"function": "lmp_print"
},
"deprecated": false,
"signature_type": "Function",
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{
"id": "CVE-2018-14464-a00e0da2",
"digest": {
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"source": "https://github.com/the-tcpdump-group/tcpdump/commit/d97e94223720684c6aa740ff219e0d19426c2220",
"target": {
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"signature_type": "Line",
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],
"vanir_signatures_modified": "2026-10-24T14:11:11Z"
}
}
],
"modified": "2026-10-24T14:11:11.273827547Z",
"provider": "osv",
"references": [
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/62XY42U6HY3H2APR5EHNWCZ7SAQNMMJN/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FNYXF3IY2X65IOD422SA6EQUULSGW7FN/",
"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2UDPOSGVJQIYC33SQBXMDXHH4QDSDMU/",
"https://usn.ubuntu.com/4252-1/",
"https://usn.ubuntu.com/4252-2/",
"https://github.com/the-tcpdump-group/tcpdump/blob/tcpdump-4.9/CHANGES",
"https://lists.debian.org/debian-lts-announce/2019/10/msg00015.html",
"https://seclists.org/bugtraq/2019/Dec/23",
"https://seclists.org/bugtraq/2019/Oct/28",
"https://security.netapp.com/advisory/ntap-20200120-0001/",
"https://support.apple.com/kb/HT210788",
"https://www.debian.org/security/2019/dsa-4547",
"https://github.com/the-tcpdump-group/tcpdump/commit/d97e94223720684c6aa740ff219e0d19426c2220"
],
"provider_metadata": {
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{
"cpes": [
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],
"vendor_product": "apple:mac_os_x",
"extracted_events": [
{
"range": [
{
"fixed": "10.15.2"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
"cpe:2.3:a:tcpdump:tcpdump:*:*:*:*:*:*:*:*"
],
"vendor_product": "tcpdump:tcpdump",
"extracted_events": [
{
"range": [
{
"fixed": "4.9.3"
}
],
"source": "CPE_RANGE"
}
]
},
{
"cpes": [
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"cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
],
"vendor_product": "debian:debian_linux",
"extracted_events": [
{
"range": [
{
"introduced": "8.0"
},
{
"last_affected": "8.0"
},
{
"introduced": "9.0"
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{
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},
{
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},
{
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],
"source": "CPE_STRING"
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]
},
{
"cpes": [
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"cpe:2.3:o:fedoraproject:fedora:30:*:*:*:*:*:*:*",
"cpe:2.3:o:fedoraproject:fedora:31:*:*:*:*:*:*:*"
],
"vendor_product": "fedoraproject:fedora",
"extracted_events": [
{
"range": [
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"introduced": "29"
},
{
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{
"introduced": "30"
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{
"last_affected": "30"
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{
"introduced": "31"
},
{
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],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
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"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.0"
},
{
"last_affected": "15.0"
},
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
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],
"source": "CPE_STRING"
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},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux",
"extracted_events": [
{
"range": [
{
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},
{
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{
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},
{
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}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2018-14464",
"evidence": "/id"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 443231,
"published_at": "2019-10-03T16:15:11.633+00:00"
}