HighFix available
Red Hat Security Advisory: python3.14 security, bug fix, and enhancement update
Type: advisorySources: OSV
- Products
- python3.14, python3.14-debug, python3.14-debuginfo, python3.14-debugsource, python3.14-devel, python3.14-freethreading, python3.14-freethreading-debug, python3.14-freethreading-devel, python3.14-freethreading-idle, python3.14-freethreading-libs, python3.14-freethreading-test, python3.14-freethreading-tkinter, python3.14-idle, python3.14-libs, python3.14-test, python3.14-tkinter
- Affected versions
- Not specified
- Fixed versions
- 0:3.14.5-1.el10_2
- CVEs
- CVE-2026-4786, CVE-2026-6019
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 00:12 UTC · Revision 1
Source evidence
Red Hat Security Advisory: python3.14 security, bug fix, and enhancement update
core-osv · Original sourcePublished 24 Jun 2026, 10:08 UTC
Red Hat Security Advisory: python3.14 security, bug fix, and enhancement update
osv:RHSA-2026:28581
python3.14
Fixed versions: 0:3.14.5-1.el10_2
python3.14-debuginfo
Fixed versions: 0:3.14.5-1.el10_2
python3.14-debugsource
Fixed versions: 0:3.14.5-1.el10_2
python3.14-devel
Fixed versions: 0:3.14.5-1.el10_2
python3.14-libs
Fixed versions: 0:3.14.5-1.el10_2
python3.14-tkinter
Fixed versions: 0:3.14.5-1.el10_2
python3.14-debug
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-debug
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-devel
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-idle
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-libs
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-test
Fixed versions: 0:3.14.5-1.el10_2
python3.14-freethreading-tkinter
Fixed versions: 0:3.14.5-1.el10_2
python3.14-idle
Fixed versions: 0:3.14.5-1.el10_2
python3.14-test
Fixed versions: 0:3.14.5-1.el10_2
Complete source record
{
"id": "d31afc578a208ef2205235ab0d658cbffdf81255a36d82ebab5739c309f559ea",
"url": "https://osv.dev/vulnerability/RHSA-2026%3A28581",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: python3.14 security, bug fix, and enhancement update",
"summary": "Red Hat Security Advisory: python3.14 security, bug fix, and enhancement update",
"evidence": "osv:RHSA-2026:28581",
"products": [
{
"name": {
"value": "python3.14",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-debuginfo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-debugsource",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-devel",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-libs",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-tkinter",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-debug",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-debug",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-devel",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-idle",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-libs",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-test",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-freethreading-tkinter",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-idle",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "python3.14-test",
"evidence": "/affected/15/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:3.14.5-1.el10_2",
"evidence": "/affected/15/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "RHSA-2026:28581",
"aliases": [
"RHSA-2026:28581"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14",
"purl": "pkg:rpm/redhat/python3.14",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-debuginfo",
"purl": "pkg:rpm/redhat/python3.14-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-debugsource",
"purl": "pkg:rpm/redhat/python3.14-debugsource",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-devel",
"purl": "pkg:rpm/redhat/python3.14-devel",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-libs",
"purl": "pkg:rpm/redhat/python3.14-libs",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-tkinter",
"purl": "pkg:rpm/redhat/python3.14-tkinter",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-debug",
"purl": "pkg:rpm/redhat/python3.14-debug",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading",
"purl": "pkg:rpm/redhat/python3.14-freethreading",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-debug",
"purl": "pkg:rpm/redhat/python3.14-freethreading-debug",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-devel",
"purl": "pkg:rpm/redhat/python3.14-freethreading-devel",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-idle",
"purl": "pkg:rpm/redhat/python3.14-freethreading-idle",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-libs",
"purl": "pkg:rpm/redhat/python3.14-freethreading-libs",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-test",
"purl": "pkg:rpm/redhat/python3.14-freethreading-test",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-freethreading-tkinter",
"purl": "pkg:rpm/redhat/python3.14-freethreading-tkinter",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-idle",
"purl": "pkg:rpm/redhat/python3.14-idle",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:3.14.5-1.el10_2"
}
]
}
],
"package": {
"name": "python3.14-test",
"purl": "pkg:rpm/redhat/python3.14-test",
"ecosystem": "Red Hat:enterprise_linux:10.2"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2026:28581.json"
}
}
],
"modified": "2026-10-17T10:11:52Z",
"provider": "osv",
"upstream": [
"CVE-2026-4786",
"CVE-2026-6019"
],
"references": [
"https://access.redhat.com/errata/RHSA-2026:28581",
"https://access.redhat.com/security/updates/classification/#important",
"https://bugzilla.redhat.com/show_bug.cgi?id=2458049",
"https://bugzilla.redhat.com/show_bug.cgi?id=2460869",
"https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_28581.json",
"https://access.redhat.com/security/cve/CVE-2026-4786",
"https://www.cve.org/CVERecord?id=CVE-2026-4786",
"https://nvd.nist.gov/vuln/detail/CVE-2026-4786",
"https://github.com/python/cpython/issues/148169",
"https://github.com/python/cpython/pull/148170",
"https://mail.python.org/archives/list/security-announce@python.org/thread/JQDUNJVB4AQNTJECSUKOBDU3XCJIPSE5/",
"https://access.redhat.com/security/cve/CVE-2026-6019",
"https://www.cve.org/CVERecord?id=CVE-2026-6019",
"https://nvd.nist.gov/vuln/detail/CVE-2026-6019",
"https://github.com/python/cpython/commit/76b3923d688c0efc580658476c5f525ec8735104",
"https://github.com/python/cpython/issues/90309",
"https://github.com/python/cpython/pull/148848",
"https://mail.python.org/archives/list/security-announce@python.org/thread/IVNWGV2BBNC3RHQAFS22UP4DY56SAXX3/"
]
},
"related_cves": [
{
"value": "CVE-2026-4786",
"evidence": "/upstream"
},
{
"value": "CVE-2026-6019",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 352883,
"published_at": "2026-06-24T10:08:42+00:00"
}