HighFix available
Red Hat Security Advisory: osbuild-composer security update
Type: advisorySources: OSV
- Products
- osbuild-composer, osbuild-composer-core, osbuild-composer-core-debuginfo, osbuild-composer-debuginfo, osbuild-composer-debugsource, osbuild-composer-tests-debuginfo, osbuild-composer-worker, osbuild-composer-worker-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:101.3-4.el9_4.2
- CVEs
- CVE-2026-34986
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 20:24 UTC · Revision 1
Source evidence
Red Hat Security Advisory: osbuild-composer security update
core-osv · Original sourcePublished 26 Jul 2026, 10:10 UTC
Red Hat Security Advisory: osbuild-composer security update
osv:RHSA-2026:32991
osbuild-composer
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-core
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-core-debuginfo
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-debuginfo
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-debugsource
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-tests-debuginfo
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-worker
Fixed versions: 0:101.3-4.el9_4.2
osbuild-composer-worker-debuginfo
Fixed versions: 0:101.3-4.el9_4.2
Complete source record
{
"id": "dde71090a2ef803aa28d5c42e25c4ed2152a135c358a2037eb7930d657e831d1",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A32991",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: osbuild-composer security update",
"summary": "Red Hat Security Advisory: osbuild-composer security update",
"evidence": "osv:RHSA-2026:32991",
"products": [
{
"name": {
"value": "osbuild-composer",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-core",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-core-debuginfo",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-debuginfo",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-debugsource",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-tests-debuginfo",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-worker",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "osbuild-composer-worker-debuginfo",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:101.3-4.el9_4.2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:32991",
"aliases": [
"RHSA-2026:32991"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer",
"purl": "pkg:rpm/redhat/osbuild-composer",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-core",
"purl": "pkg:rpm/redhat/osbuild-composer-core",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-core-debuginfo",
"purl": "pkg:rpm/redhat/osbuild-composer-core-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-debuginfo",
"purl": "pkg:rpm/redhat/osbuild-composer-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-debugsource",
"purl": "pkg:rpm/redhat/osbuild-composer-debugsource",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-tests-debuginfo",
"purl": "pkg:rpm/redhat/osbuild-composer-tests-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-worker",
"purl": "pkg:rpm/redhat/osbuild-composer-worker",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:101.3-4.el9_4.2"
}
]
}
],
"package": {
"name": "osbuild-composer-worker-debuginfo",
"purl": "pkg:rpm/redhat/osbuild-composer-worker-debuginfo",
"ecosystem": "Red Hat:rhel_e4s:9.4::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:32991.json"
}
}
],
"modified": "2026-10-16T10:15:44Z",
"provider": "osv",
"upstream": [
"CVE-2026-34986"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:32991",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2455470",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_32991.json",
"https://access.redhat.com/security/cve/CVE-2026-34986",
"https://www.cve.org/CVERecord?id=CVE-2026-34986",
"https://nvd.nist.gov/vuln/detail/CVE-2026-34986",
"https://github.com/go-jose/go-jose/security/advisories/GHSA-78h2-9frx-2jm8",
"https://pkg.go.dev/github.com/go-jose/go-jose/v4#pkg-constants"
]
},
"related_cves": [
{
"value": "CVE-2026-34986",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 339862,
"published_at": "2026-07-26T10:10:47+00:00"
}