UnratedFix available
Fix of CVE: CVE-2021-3521, CVE-2021-20266
Type: advisorySources: OSV
- CVE-2021-20266: missing length checks in hdrblobInit() - CVE-2021-3521: RPM does not require subkeys to have a valid binding signature - Address important covscan issues (#1996665, #2022537)
- Products
- python3-rpm, rpm, rpm-apidocs, rpm-build, rpm-build-libs, rpm-cron, rpm-devel, rpm-libs, rpm-plugin-fapolicyd, rpm-plugin-ima, rpm-plugin-prioreset, rpm-plugin-selinux, rpm-plugin-syslog, rpm-plugin-systemd-inhibit, rpm-sign
- Affected versions
- Not specified
- Fixed versions
- 4.14.3-14.el8.4.tuxcare.els1
- CVEs
- CVE-2021-20266, CVE-2021-3521
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 13:52 UTC · Revision 1
Source evidence
- CVE-2021-20266: missing length checks in hdrblobInit() - CVE-2021-3521: RPM does not require subkeys to have a valid binding signature - Address important covscan issues (#1996665, #2022537)
osv:CLSA-2022-1644869807
python3-rpm
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-apidocs
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-build
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-build-libs
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-cron
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-devel
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-libs
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-fapolicyd
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-ima
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-prioreset
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-selinux
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-syslog
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-plugin-systemd-inhibit
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
rpm-sign
Fixed versions: 4.14.3-14.el8.4.tuxcare.els1
Complete source record
{
"id": "7b0c4d042f176ca49c17720f5915d9b3e80482df68843859c0da04dcfe22d9ac",
"url": "https://osv.dev/vulnerability/CLSA-2022-1644869807",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Fix of CVE: CVE-2021-3521, CVE-2021-20266",
"summary": "- CVE-2021-20266: missing length checks in hdrblobInit() - CVE-2021-3521: RPM does not require subkeys to have a valid binding signature - Address important covscan issues (#1996665, #2022537)",
"evidence": "osv:CLSA-2022-1644869807",
"products": [
{
"name": {
"value": "python3-rpm",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-apidocs",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-build",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-build-libs",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-cron",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-devel",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-libs",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-fapolicyd",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-ima",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-prioreset",
"evidence": "/affected/10/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/10/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-selinux",
"evidence": "/affected/11/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/11/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-syslog",
"evidence": "/affected/12/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/12/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-plugin-systemd-inhibit",
"evidence": "/affected/13/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/13/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "rpm-sign",
"evidence": "/affected/14/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "4.14.3-14.el8.4.tuxcare.els1",
"evidence": "/affected/14/ranges"
}
],
"affected_versions": []
}
],
"severity": "unknown",
"structured": {
"id": "CLSA-2022-1644869807",
"aliases": [
"CLSA-2022-1644869807"
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "python3-rpm",
"purl": "pkg:rpm/tuxcare/python3-rpm?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm",
"purl": "pkg:rpm/tuxcare/rpm?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-apidocs",
"purl": "pkg:rpm/tuxcare/rpm-apidocs?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-build",
"purl": "pkg:rpm/tuxcare/rpm-build?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-build-libs",
"purl": "pkg:rpm/tuxcare/rpm-build-libs?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-cron",
"purl": "pkg:rpm/tuxcare/rpm-cron?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-devel",
"purl": "pkg:rpm/tuxcare/rpm-devel?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-libs",
"purl": "pkg:rpm/tuxcare/rpm-libs?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-fapolicyd",
"purl": "pkg:rpm/tuxcare/rpm-plugin-fapolicyd?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-ima",
"purl": "pkg:rpm/tuxcare/rpm-plugin-ima?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-prioreset",
"purl": "pkg:rpm/tuxcare/rpm-plugin-prioreset?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-selinux",
"purl": "pkg:rpm/tuxcare/rpm-plugin-selinux?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-syslog",
"purl": "pkg:rpm/tuxcare/rpm-plugin-syslog?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-plugin-systemd-inhibit",
"purl": "pkg:rpm/tuxcare/rpm-plugin-systemd-inhibit?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "4.14.3-14.el8.4.tuxcare.els1"
}
]
}
],
"package": {
"name": "rpm-sign",
"purl": "pkg:rpm/tuxcare/rpm-sign?distro=centos-8.4",
"ecosystem": "TuxCare:CentOS:8.4"
},
"database_specific": {
"source": "https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2022-1644869807.json"
}
}
],
"modified": "2026-10-21T10:47:08.442044788Z",
"provider": "osv",
"upstream": [
"CVE-2021-20266",
"CVE-2021-3521"
],
"references": [
"https://errata.cloudlinux.com/centos8.4-els/CLSA-2022-1644869807.html"
]
},
"related_cves": [
{
"value": "CVE-2021-20266",
"evidence": "/upstream"
},
{
"value": "CVE-2021-3521",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": null
},
"source_id": "core-osv",
"document_id": 392303,
"published_at": "2022-02-14T20:16:47+00:00"
}