MediumFix available
Red Hat Security Advisory: .NET Core 2.1 security and bugfix update
Type: advisorySources: OSV
- Products
- dotnet, dotnet-debuginfo, dotnet-debugsource, dotnet-host-fxr-2.1, dotnet-host-fxr-2.1-debuginfo, dotnet-runtime-2.1, dotnet-runtime-2.1-debuginfo, dotnet-sdk-2.1, dotnet-sdk-2.1.5xx, dotnet-sdk-2.1.5xx-debuginfo
- Affected versions
- Not specified
- Fixed versions
- 0:2.1.29-1.el8_4, 0:2.1.525-1.el8_4
- CVEs
- CVE-2021-34485
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 09:04 UTC · Revision 1
Source evidence
Red Hat Security Advisory: .NET Core 2.1 security and bugfix update
core-osv · Original sourcePublished 13 Sept 2024, 20:28 UTC
Red Hat Security Advisory: .NET Core 2.1 security and bugfix update
osv:RHSA-2021:3145
dotnet
Fixed versions: 0:2.1.525-1.el8_4
dotnet-debuginfo
Fixed versions: 0:2.1.525-1.el8_4
dotnet-debugsource
Fixed versions: 0:2.1.525-1.el8_4
dotnet-host-fxr-2.1
Fixed versions: 0:2.1.29-1.el8_4
dotnet-host-fxr-2.1-debuginfo
Fixed versions: 0:2.1.29-1.el8_4
dotnet-runtime-2.1
Fixed versions: 0:2.1.29-1.el8_4
dotnet-runtime-2.1-debuginfo
Fixed versions: 0:2.1.29-1.el8_4
dotnet-sdk-2.1
Fixed versions: 0:2.1.525-1.el8_4
dotnet-sdk-2.1.5xx
Fixed versions: 0:2.1.525-1.el8_4
dotnet-sdk-2.1.5xx-debuginfo
Fixed versions: 0:2.1.525-1.el8_4
Complete source record
{
"id": "dba75527b76a284d65da287d763668d68bf7443ad84a69b6d574a5f1b32b84dc",
"url": "https://osv.dev/vulnerability/RHSA-2021%3A3145",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Red Hat Security Advisory: .NET Core 2.1 security and bugfix update",
"summary": "Red Hat Security Advisory: .NET Core 2.1 security and bugfix update",
"evidence": "osv:RHSA-2021:3145",
"products": [
{
"name": {
"value": "dotnet",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-debuginfo",
"evidence": "/affected/1/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/1/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-debugsource",
"evidence": "/affected/2/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/2/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-host-fxr-2.1",
"evidence": "/affected/3/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.29-1.el8_4",
"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-host-fxr-2.1-debuginfo",
"evidence": "/affected/4/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.29-1.el8_4",
"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-runtime-2.1",
"evidence": "/affected/5/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.29-1.el8_4",
"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-runtime-2.1-debuginfo",
"evidence": "/affected/6/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.29-1.el8_4",
"evidence": "/affected/6/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-sdk-2.1",
"evidence": "/affected/7/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/7/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-sdk-2.1.5xx",
"evidence": "/affected/8/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/8/ranges"
}
],
"affected_versions": []
},
{
"name": {
"value": "dotnet-sdk-2.1.5xx-debuginfo",
"evidence": "/affected/9/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "0:2.1.525-1.el8_4",
"evidence": "/affected/9/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "RHSA-2021:3145",
"aliases": [
"RHSA-2021:3145"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet",
"purl": "pkg:rpm/redhat/dotnet",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-debuginfo",
"purl": "pkg:rpm/redhat/dotnet-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-debugsource",
"purl": "pkg:rpm/redhat/dotnet-debugsource",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.29-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-host-fxr-2.1",
"purl": "pkg:rpm/redhat/dotnet-host-fxr-2.1",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.29-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-host-fxr-2.1-debuginfo",
"purl": "pkg:rpm/redhat/dotnet-host-fxr-2.1-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.29-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-runtime-2.1",
"purl": "pkg:rpm/redhat/dotnet-runtime-2.1",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.29-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-runtime-2.1-debuginfo",
"purl": "pkg:rpm/redhat/dotnet-runtime-2.1-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-sdk-2.1",
"purl": "pkg:rpm/redhat/dotnet-sdk-2.1",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-sdk-2.1.5xx",
"purl": "pkg:rpm/redhat/dotnet-sdk-2.1.5xx",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "0:2.1.525-1.el8_4"
}
]
}
],
"package": {
"name": "dotnet-sdk-2.1.5xx-debuginfo",
"purl": "pkg:rpm/redhat/dotnet-sdk-2.1.5xx-debuginfo",
"ecosystem": "Red Hat:enterprise_linux:8::appstream"
},
"database_specific": {
"source": "https://security.access.redhat.com/data/osv/RHSA-2021:3145.json"
}
}
],
"modified": "2026-10-08T10:02:33Z",
"provider": "osv",
"upstream": [
"CVE-2021-34485"
],
"references": [
"https://access.redhat.com/errata/RHSA-2021:3145",
"https://access.redhat.com/security/updates/classification/#low",
"https://bugzilla.redhat.com/show_bug.cgi?id=1990286",
"https://security.access.redhat.com/data/csaf/v2/advisories/2021/rhsa-2021_3145.json",
"https://access.redhat.com/security/cve/CVE-2021-34485",
"https://www.cve.org/CVERecord?id=CVE-2021-34485",
"https://nvd.nist.gov/vuln/detail/CVE-2021-34485",
"https://github.com/dotnet/announcements/issues/196",
"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-34485"
]
},
"related_cves": [
{
"value": "CVE-2021-34485",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 99031,
"published_at": "2024-09-13T20:28:46+00:00"
}