CriticalFix available
Red Hat Security Advisory: unbound security update
Type: advisorySources: OSV
- Products
- python3-unbound, python3-unbound-debuginfo, unbound, unbound-debuginfo, unbound-debugsource, unbound-libs, unbound-libs-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:1.16.2-3.el9_2.6
- CVEs
- CVE-2026-81642
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:16 UTC · Revision 1
Source evidence
Red Hat Security Advisory: unbound security update
core-osv · Original sourcePublished 25 Sept 2026, 10:15 UTC
Red Hat Security Advisory: unbound security update
osv:RHSA-2026:71610
python3-unbound
Fixed versions: 0:1.16.2-3.el9_2.6
python3-unbound-debuginfo
Fixed versions: 0:1.16.2-3.el9_2.6
unbound
Fixed versions: 0:1.16.2-3.el9_2.6
unbound-debuginfo
Fixed versions: 0:1.16.2-3.el9_2.6
unbound-debugsource
Fixed versions: 0:1.16.2-3.el9_2.6
unbound-libs
Fixed versions: 0:1.16.2-3.el9_2.6
unbound-libs-debuginfo
Fixed versions: 0:1.16.2-3.el9_2.6
Complete source record
{
"id": "2f2a166b66299abdb3058ed620062c2c3239a8b84ede93ff3fa6f30f8dfc9102",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A71610",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: unbound security update",
"summary": "Red Hat Security Advisory: unbound security update",
"evidence": "osv:RHSA-2026:71610",
"products": [
{
"name": {
"value": "python3-unbound",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3-unbound-debuginfo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "unbound",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "unbound-debuginfo",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "unbound-debugsource",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "unbound-libs",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "unbound-libs-debuginfo",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:1.16.2-3.el9_2.6",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
}
],
"severity": "critical",
"structured": {
"id": "RHSA-2026:71610",
"aliases": [
"RHSA-2026:71610"
],
"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": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.16.2-3.el9_2.6"
}
]
}
],
"package": {
"name": "python3-unbound",
"purl": "pkg:rpm/redhat/python3-unbound",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "python3-unbound-debuginfo",
"purl": "pkg:rpm/redhat/python3-unbound-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.16.2-3.el9_2.6"
}
]
}
],
"package": {
"name": "unbound",
"purl": "pkg:rpm/redhat/unbound",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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{
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}
]
}
],
"package": {
"name": "unbound-debuginfo",
"purl": "pkg:rpm/redhat/unbound-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
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}
]
}
],
"package": {
"name": "unbound-debugsource",
"purl": "pkg:rpm/redhat/unbound-debugsource",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.16.2-3.el9_2.6"
}
]
}
],
"package": {
"name": "unbound-libs",
"purl": "pkg:rpm/redhat/unbound-libs",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:1.16.2-3.el9_2.6"
}
]
}
],
"package": {
"name": "unbound-libs-debuginfo",
"purl": "pkg:rpm/redhat/unbound-libs-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.2::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:71610.json"
}
}
],
"modified": "2026-10-17T10:19:15Z",
"provider": "osv",
"upstream": [
"CVE-2026-81642"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:71610",
"https://access.redhat.com/security/updates/classification/#critical",
"https://bugzilla.redhat.com/show_bug.cgi?id=2535059",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_71610.json",
"https://access.redhat.com/security/cve/CVE-2026-81642",
"https://www.cve.org/CVERecord?id=CVE-2026-81642",
"https://nvd.nist.gov/vuln/detail/CVE-2026-81642",
"https://www.nlnetlabs.nl/downloads/unbound/CVE-2026-81642.txt"
]
},
"related_cves": [
{
"value": "CVE-2026-81642",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 353082,
"published_at": "2026-09-25T10:15:38+00:00"
}