HighFix available
Red Hat Bug Fix Advisory: mysql8.4 bug fix and enhancement update
Type: advisorySources: OSV
- Products
- mysql8.4, mysql8.4-common, mysql8.4-debuginfo, mysql8.4-debugsource, mysql8.4-devel, mysql8.4-devel-debuginfo, mysql8.4-errmsg, mysql8.4-libs, mysql8.4-libs-debuginfo, mysql8.4-server, mysql8.4-server-debuginfo, mysql8.4-test, mysql8.4-test-data, mysql8.4-test-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:8.4.4-2.el10
- CVEs
- CVE-2025-21521
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 06:40 UTC · Revision 1
Source evidence
Red Hat Bug Fix Advisory: mysql8.4 bug fix and enhancement update
core-osv · Original sourcePublished 9 Sept 2026, 10:03 UTC
Red Hat Bug Fix Advisory: mysql8.4 bug fix and enhancement update
osv:RHBA-2025:5321
mysql8.4
Fixed versions: 0:8.4.4-2.el10
mysql8.4-common
Fixed versions: 0:8.4.4-2.el10
mysql8.4-debuginfo
Fixed versions: 0:8.4.4-2.el10
mysql8.4-debugsource
Fixed versions: 0:8.4.4-2.el10
mysql8.4-devel-debuginfo
Fixed versions: 0:8.4.4-2.el10
mysql8.4-errmsg
Fixed versions: 0:8.4.4-2.el10
mysql8.4-libs
Fixed versions: 0:8.4.4-2.el10
mysql8.4-libs-debuginfo
Fixed versions: 0:8.4.4-2.el10
mysql8.4-server
Fixed versions: 0:8.4.4-2.el10
mysql8.4-server-debuginfo
Fixed versions: 0:8.4.4-2.el10
mysql8.4-test-debuginfo
Fixed versions: 0:8.4.4-2.el10
mysql8.4-devel
Fixed versions: 0:8.4.4-2.el10
mysql8.4-test
Fixed versions: 0:8.4.4-2.el10
mysql8.4-test-data
Fixed versions: 0:8.4.4-2.el10
Complete source record
{
"id": "e2f6024f6689f5f0e39a765347f3fe194eab165e561741792fd66042d715feb6",
"url": "https://osv.dev/vulnerability/RHBA-2025%3A5321",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Bug Fix Advisory: mysql8.4 bug fix and enhancement update",
"summary": "Red Hat Bug Fix Advisory: mysql8.4 bug fix and enhancement update",
"evidence": "osv:RHBA-2025:5321",
"products": [
{
"name": {
"value": "mysql8.4",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-common",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-debuginfo",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-debugsource",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-devel-debuginfo",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-errmsg",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-libs",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-libs-debuginfo",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-server",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-server-debuginfo",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-test-debuginfo",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-devel",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-test",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "mysql8.4-test-data",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:8.4.4-2.el10",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHBA-2025:5321",
"aliases": [
"RHBA-2025:5321"
],
"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": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4",
"purl": "pkg:rpm/redhat/mysql8.4",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-common",
"purl": "pkg:rpm/redhat/mysql8.4-common",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-debuginfo",
"purl": "pkg:rpm/redhat/mysql8.4-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-debugsource",
"purl": "pkg:rpm/redhat/mysql8.4-debugsource",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-devel-debuginfo",
"purl": "pkg:rpm/redhat/mysql8.4-devel-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-errmsg",
"purl": "pkg:rpm/redhat/mysql8.4-errmsg",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-libs",
"purl": "pkg:rpm/redhat/mysql8.4-libs",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-libs-debuginfo",
"purl": "pkg:rpm/redhat/mysql8.4-libs-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-server",
"purl": "pkg:rpm/redhat/mysql8.4-server",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-server-debuginfo",
"purl": "pkg:rpm/redhat/mysql8.4-server-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-test-debuginfo",
"purl": "pkg:rpm/redhat/mysql8.4-test-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-devel",
"purl": "pkg:rpm/redhat/mysql8.4-devel",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-test",
"purl": "pkg:rpm/redhat/mysql8.4-test",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:8.4.4-2.el10"
}
]
}
],
"package": {
"name": "mysql8.4-test-data",
"purl": "pkg:rpm/redhat/mysql8.4-test-data",
"ecosystem": "Red Hat:enterprise_linux:10.0"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHBA-2025:5321.json"
}
}
],
"modified": "2026-10-18T10:02:34Z",
"provider": "osv",
"upstream": [
"CVE-2025-21521"
],
"references": [
"https://access.redhat.com/errata/RHBA-2025:5321",
"https://docs.redhat.com/en/documentation/red_hat_enterprise_linux/10/html/10.0_release_notes/index",
"https://issues.redhat.com/browse/RHEL-79549",
"https://security.access.redhat.com/data/csaf/v2/advisories/2025/rhba-2025_5321.json",
"https://access.redhat.com/security/cve/CVE-2025-21521",
"https://bugzilla.redhat.com/show_bug.cgi?id=2339270",
"https://www.cve.org/CVERecord?id=CVE-2025-21521",
"https://nvd.nist.gov/vuln/detail/CVE-2025-21521",
"https://www.oracle.com/security-alerts/cpujan2025.html#AppendixMSQL"
]
},
"related_cves": [
{
"value": "CVE-2025-21521",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 369994,
"published_at": "2026-09-09T10:03:43+00:00"
}