CriticalFix available
Red Hat Security Advisory: samba security update
Type: advisorySources: OSV
- Products
- ctdb, ctdb-tests, libsmbclient, libsmbclient-devel, libwbclient, libwbclient-devel, samba, samba-client, samba-client-libs, samba-common, samba-common-libs, samba-common-tools, samba-dc, samba-dc-libs, samba-debuginfo, samba-devel, samba-krb5-printing, samba-libs, samba-pidl, samba-python, samba-python-test, samba-test, samba-test-libs, samba-vfs-glusterfs, samba-winbind, samba-winbind-clients, samba-winbind-krb5-locator, samba-winbind-modules
- Affected versions
- Not specified
- Fixed versions
- 0:4.10.16-26.el7_9.1
- CVEs
- CVE-2026-4408, CVE-2026-4480
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 12:31 UTC · Revision 1
Source evidence
Red Hat Security Advisory: samba security update
core-osv · Original sourcePublished 23 Jun 2026, 10:08 UTC
Red Hat Security Advisory: samba security update
osv:RHSA-2026:28132
libsmbclient
Fixed versions: 0:4.10.16-26.el7_9.1
libwbclient
Fixed versions: 0:4.10.16-26.el7_9.1
samba
Fixed versions: 0:4.10.16-26.el7_9.1
samba-client
Fixed versions: 0:4.10.16-26.el7_9.1
samba-client-libs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-common
Fixed versions: 0:4.10.16-26.el7_9.1
samba-common-libs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-common-tools
Fixed versions: 0:4.10.16-26.el7_9.1
samba-debuginfo
Fixed versions: 0:4.10.16-26.el7_9.1
samba-krb5-printing
Fixed versions: 0:4.10.16-26.el7_9.1
samba-libs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-python
Fixed versions: 0:4.10.16-26.el7_9.1
samba-winbind
Fixed versions: 0:4.10.16-26.el7_9.1
samba-winbind-clients
Fixed versions: 0:4.10.16-26.el7_9.1
samba-winbind-modules
Fixed versions: 0:4.10.16-26.el7_9.1
ctdb
Fixed versions: 0:4.10.16-26.el7_9.1
ctdb-tests
Fixed versions: 0:4.10.16-26.el7_9.1
samba-debuginfo
Fixed versions: 0:4.10.16-26.el7_9.1
libsmbclient-devel
Fixed versions: 0:4.10.16-26.el7_9.1
libwbclient-devel
Fixed versions: 0:4.10.16-26.el7_9.1
samba-dc
Fixed versions: 0:4.10.16-26.el7_9.1
samba-dc-libs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-devel
Fixed versions: 0:4.10.16-26.el7_9.1
samba-pidl
Fixed versions: 0:4.10.16-26.el7_9.1
samba-python-test
Fixed versions: 0:4.10.16-26.el7_9.1
samba-test
Fixed versions: 0:4.10.16-26.el7_9.1
samba-test-libs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-vfs-glusterfs
Fixed versions: 0:4.10.16-26.el7_9.1
samba-winbind-krb5-locator
Fixed versions: 0:4.10.16-26.el7_9.1
Complete source record
{
"id": "6cc7a5eb878b5746860c9a375fdbb1a4fabac48197e2c4bae1b2cd64ff66063e",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A28132",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: samba security update",
"summary": "Red Hat Security Advisory: samba security update",
"evidence": "osv:RHSA-2026:28132",
"products": [
{
"name": {
"value": "libsmbclient",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
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{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libwbclient",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-client",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
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{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-client-libs",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-common",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-common-libs",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-common-tools",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-debuginfo",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-krb5-printing",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-libs",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-python",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-winbind",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-winbind-clients",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-winbind-modules",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ctdb",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "ctdb-tests",
"evidence": "/affected/16/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/16/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-debuginfo",
"evidence": "/affected/17/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/17/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libsmbclient-devel",
"evidence": "/affected/18/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/18/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "libwbclient-devel",
"evidence": "/affected/19/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/19/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-dc",
"evidence": "/affected/20/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/20/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-dc-libs",
"evidence": "/affected/21/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/21/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-devel",
"evidence": "/affected/22/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/22/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-pidl",
"evidence": "/affected/23/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/23/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-python-test",
"evidence": "/affected/24/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/24/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-test",
"evidence": "/affected/25/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/25/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-test-libs",
"evidence": "/affected/26/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/26/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-vfs-glusterfs",
"evidence": "/affected/27/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/27/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "samba-winbind-krb5-locator",
"evidence": "/affected/28/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:4.10.16-26.el7_9.1",
"evidence": "/affected/28/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "RHSA-2026:28132",
"aliases": [
"RHSA-2026:28132"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
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],
"package": {
"name": "libsmbclient",
"purl": "pkg:rpm/redhat/libsmbclient",
"ecosystem": "Red Hat:rhel_els:7"
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"purl": "pkg:rpm/redhat/libwbclient",
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"package": {
"name": "samba-client",
"purl": "pkg:rpm/redhat/samba-client",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
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}
],
"package": {
"name": "samba-client-libs",
"purl": "pkg:rpm/redhat/samba-client-libs",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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"events": [
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}
],
"package": {
"name": "samba-common",
"purl": "pkg:rpm/redhat/samba-common",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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]
}
],
"package": {
"name": "samba-common-libs",
"purl": "pkg:rpm/redhat/samba-common-libs",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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"events": [
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]
}
],
"package": {
"name": "samba-common-tools",
"purl": "pkg:rpm/redhat/samba-common-tools",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
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}
]
}
],
"package": {
"name": "samba-debuginfo",
"purl": "pkg:rpm/redhat/samba-debuginfo",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
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},
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]
}
],
"package": {
"name": "samba-krb5-printing",
"purl": "pkg:rpm/redhat/samba-krb5-printing",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "samba-libs",
"purl": "pkg:rpm/redhat/samba-libs",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "samba-python",
"purl": "pkg:rpm/redhat/samba-python",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
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"events": [
{
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},
{
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]
}
],
"package": {
"name": "samba-winbind",
"purl": "pkg:rpm/redhat/samba-winbind",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
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},
{
"ranges": [
{
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"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "samba-winbind-clients",
"purl": "pkg:rpm/redhat/samba-winbind-clients",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "samba-winbind-modules",
"purl": "pkg:rpm/redhat/samba-winbind-modules",
"ecosystem": "Red Hat:rhel_els:7"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:4.10.16-26.el7_9.1"
}
]
}
],
"package": {
"name": "ctdb",
"purl": "pkg:rpm/redhat/ctdb",
"ecosystem": "Red Hat:enterprise_linux:7::server"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:4.10.16-26.el7_9.1"
}
]
}
],
"package": {
"name": "ctdb-tests",
"purl": "pkg:rpm/redhat/ctdb-tests",
"ecosystem": "Red Hat:enterprise_linux:7::server"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:4.10.16-26.el7_9.1"
}
]
}
],
"package": {
"name": "samba-debuginfo",
"purl": "pkg:rpm/redhat/samba-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:7::server"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28132.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:4.10.16-26.el7_9.1"
}
]
}
],
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"provider": "osv",
"upstream": [
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"CVE-2026-4480"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:28132",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2452232",
"https://bugzilla.redhat.com/show_bug.cgi?id=2479762",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_28132.json",
"https://access.redhat.com/security/cve/CVE-2026-4408",
"https://www.cve.org/CVERecord?id=CVE-2026-4408",
"https://nvd.nist.gov/vuln/detail/CVE-2026-4408",
"https://bugzilla.samba.org/show_bug.cgi?id=16034",
"https://access.redhat.com/security/cve/CVE-2026-4480",
"https://www.cve.org/CVERecord?id=CVE-2026-4480",
"https://nvd.nist.gov/vuln/detail/CVE-2026-4480",
"https://bugzilla.samba.org/show_bug.cgi?id=16033"
]
},
"related_cves": [
{
"value": "CVE-2026-4408",
"evidence": "/upstream"
},
{
"value": "CVE-2026-4480",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 120625,
"published_at": "2026-06-23T10:08:29+00:00"
}