MediumFix available
samba — security advisory
A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.
- Products
- samba
- Affected versions
- Not specified
- Fixed versions
- 4.11.16-r0, 4.12.9-r0
- CVEs
- CVE-2020-14323
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 12:02 UTC · Revision 1
Source evidence
A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.
osv:ALPINE-CVE-2020-14323
samba
Fixed versions: 4.11.16-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
samba
Fixed versions: 4.12.9-r0
Complete source record
{
"id": "e34496e3492db1de135662488ce3541dde047c54e6ac200028f0ce19e67faaef",
"url": "https://osv.dev/vulnerability/ALPINE-CVE-2020-14323",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALPINE-CVE-2020-14323",
"summary": "A null pointer dereference flaw was found in samba's Winbind service in versions before 4.11.15, before 4.12.9 and before 4.13.1. A local user could use this flaw to crash the winbind service causing denial of service.",
"evidence": "osv:ALPINE-CVE-2020-14323",
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{
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],
"severity": "medium",
"structured": {
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"aliases": [
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],
"metrics": [
{
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"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"
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"affected": [
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"package": {
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],
"package": {
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"ecosystem": "Alpine:v3.13"
},
"database_specific": {
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},
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],
"package": {
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"ecosystem": "Alpine:v3.15"
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"package": {
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"package": {
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"package": {
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"package": {
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{
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],
"package": {
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},
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{
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],
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},
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},
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],
"modified": "2026-10-26T11:17:55.119853691Z",
"provider": "osv",
"upstream": [
"CVE-2020-14323"
],
"references": [
"https://security.alpinelinux.org/vuln/CVE-2020-14323"
]
},
"related_cves": [
{
"value": "CVE-2020-14323",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 450399,
"published_at": "2020-10-29T20:15:17.117+00:00"
}