HighFix available
tcpdump — security advisory
The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.
- Products
- tcpdump
- Affected versions
- Not specified
- Fixed versions
- 4.9.3-r0
- CVEs
- CVE-2018-16451
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 21:58 UTC · Revision 1
Source evidence
The SMB parser in tcpdump before 4.9.3 has buffer over-reads in print-smb.c:print_trans() for \MAILSLOT\BROWSE and \PIPE\LANMAN.
osv:ALPINE-CVE-2018-16451
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
tcpdump
Fixed versions: 4.9.3-r0
Complete source record
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"url": "https://osv.dev/vulnerability/ALPINE-CVE-2018-16451",
"method": "structured",
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],
"modified": "2026-10-23T17:17:55.226306372Z",
"provider": "osv",
"upstream": [
"CVE-2018-16451"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2018-16451"
]
},
"related_cves": [
{
"value": "CVE-2018-16451",
"evidence": "/upstream"
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],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 415082,
"published_at": "2019-10-03T16:15:12.757+00:00"
}