Critical
Security advisory
Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2017-14746
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 05:05 UTC · Revision 1
Source evidence
Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.
osv:CVE-2017-14746
Complete source record
{
"id": "0570ef34bc73f45f03cf88642b4b9f75b73e141604e13bb7981e2a5130b4c2ac",
"url": "https://osv.dev/vulnerability/CVE-2017-14746",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2017-14746",
"summary": "Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.",
"evidence": "osv:CVE-2017-14746",
"products": [],
"severity": "critical",
"structured": {
"id": "CVE-2017-14746",
"aliases": [
"CVE-2017-14746"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/samba-team/samba",
"type": "GIT",
"events": [
{
"introduced": "df33344d8eb40221d60c99931690703a11d91bc2"
},
{
"fixed": "916fab083a8cb5c10365da7f3a85d0bbfde4a30e"
},
{
"introduced": "916fab083a8cb5c10365da7f3a85d0bbfde4a30e"
},
{
"fixed": "f333815481d8f5354f605751b627379ed3b8ae6e"
},
{
"introduced": "f17816a4ae2bb0ed45561347a4c578ca9ab28ccf"
},
{
"fixed": "4878a25aea72c0bbd43344ab68d72f88406aacb4"
},
{
"introduced": "d1e69845e28c20a491c4cd60c712b46ddfcb9dc0"
},
{
"fixed": "d0b59a548fe77dad16c410b43beecba4feb37214"
}
],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.0.0"
},
{
"fixed": "4.5.0"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.5.0"
},
{
"fixed": "4.5.15"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.6.0"
},
{
"fixed": "4.6.11"
}
],
"source": "CPE_RANGE"
},
{
"cpe": "cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "4.7.0"
},
{
"fixed": "4.7.3"
}
],
"source": "CPE_RANGE"
}
]
}
}
],
"versions": [
"samba-4.6.10",
"samba-4.7.2",
"samba-4.7.1",
"samba-4.6.9",
"samba-4.7.0",
"samba-4.6.7",
"samba-4.6.5",
"samba-4.6.3",
"samba-4.6.0"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-14746.json"
}
}
],
"modified": "2026-10-24T10:30:24.386226862Z",
"provider": "osv",
"references": [
"https://access.redhat.com/errata/RHSA-2017:3260",
"https://access.redhat.com/errata/RHSA-2017:3261",
"https://access.redhat.com/errata/RHSA-2017:3278",
"https://security.gentoo.org/glsa/201805-07",
"https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us",
"https://www.debian.org/security/2017/dsa-4043",
"https://www.synology.com/support/security/Synology_SA_17_72_Samba",
"https://www.samba.org/samba/security/CVE-2017-14746.html"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:17.04:*:*:*:*:*:*:*",
"cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*"
],
"vendor_product": "canonical:ubuntu_linux",
"extracted_events": [
{
"range": [
{
"introduced": "14.04"
},
{
"last_affected": "14.04"
},
{
"introduced": "16.04"
},
{
"last_affected": "16.04"
},
{
"introduced": "17.04"
},
{
"last_affected": "17.04"
},
{
"introduced": "17.10"
},
{
"last_affected": "17.10"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
"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"
},
{
"last_affected": "9.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_desktop",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_server",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
},
{
"cpes": [
"cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*",
"cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*"
],
"vendor_product": "redhat:enterprise_linux_workstation",
"extracted_events": [
{
"range": [
{
"introduced": "6.0"
},
{
"last_affected": "6.0"
},
{
"introduced": "7.0"
},
{
"last_affected": "7.0"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2017-14746",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 431140,
"published_at": "2017-11-27T22:29:00.363+00:00"
}