HighFix available
Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires
Type: advisorySources: OSV
CVE-2026-54874 affects multiple packages. Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires. See references for individual vulnerability details.
- Products
- miniforge3
- Affected versions
- Not specified
- Fixed versions
- 26.1.1.3-r2, 26.3.2.0-r2, 26.3.2.3-r3
- CVEs
- CVE-2026-54874
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 16:44 UTC · Revision 1
Source evidence
Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires
core-osv · Original sourcePublished 22 Oct 2026, 00:42 UTC
CVE-2026-54874 affects multiple packages. Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires. See references for individual vulnerability details.
osv:CLEANSTART-2026-QG73880
miniforge3
Fixed versions: 26.1.1.3-r2
miniforge3
Fixed versions: 26.1.1.3-r2
miniforge3
Fixed versions: 26.3.2.0-r2
miniforge3
Fixed versions: 26.3.2.0-r2
miniforge3
Fixed versions: 26.3.2.3-r3
miniforge3
Fixed versions: 26.3.2.3-r3
Complete source record
{
"id": "199fad538d807d2aae5f0934686e7ce8a5d954089a67ee138130c5ef8f5049da",
"url": "https://osv.dev/vulnerability/CLEANSTART-2026-QG73880",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires",
"summary": "CVE-2026-54874 affects multiple packages. Issue summary: Receiving a DTLS record for a future epoch while a handshake is in progress causes OpenSSL to buffer far more memory than the record itself requires. See references for individual vulnerability details.",
"evidence": "osv:CLEANSTART-2026-QG73880",
"products": [
{
"name": {
"value": "miniforge3",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
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"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/1/package/name"
},
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"fixed_versions": [
{
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"evidence": "/affected/1/ranges"
}
],
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},
{
"name": {
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"evidence": "/affected/2/package/name"
},
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"evidence": "/affected/2/ranges"
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{
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"evidence": "/affected/3/package/name"
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"evidence": "/affected/3/ranges"
}
],
"affected_versions": []
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{
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"evidence": "/affected/4/package/name"
},
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"fixed_versions": [
{
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"evidence": "/affected/4/ranges"
}
],
"affected_versions": []
},
{
"name": {
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"evidence": "/affected/5/package/name"
},
"prerequisites": [],
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{
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"evidence": "/affected/5/ranges"
}
],
"affected_versions": []
}
],
"severity": "high",
"structured": {
"id": "CLEANSTART-2026-QG73880",
"aliases": [
"CLEANSTART-2026-QG73880"
],
"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": [
{
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"type": "ECOSYSTEM",
"events": [
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{
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}
],
"package": {
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"purl": "pkg:apk/cleanstart/miniforge3?arch=x86_64",
"ecosystem": "CleanStart"
},
"database_specific": {
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{
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{
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],
"package": {
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"purl": "pkg:apk/cleanstart/miniforge3?arch=aarch64",
"ecosystem": "CleanStart"
},
"database_specific": {
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},
{
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],
"package": {
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"purl": "pkg:apk/cleanstart/miniforge3?arch=x86_64",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-QG73880.json"
}
},
{
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"package": {
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"ecosystem": "CleanStart"
},
"database_specific": {
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},
{
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{
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{
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}
],
"package": {
"name": "miniforge3",
"purl": "pkg:apk/cleanstart/miniforge3?arch=x86_64",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-QG73880.json"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
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},
{
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}
]
}
],
"package": {
"name": "miniforge3",
"purl": "pkg:apk/cleanstart/miniforge3?arch=aarch64",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-QG73880.json"
}
}
],
"modified": "2026-10-22T01:00:15.197936233Z",
"provider": "osv",
"upstream": [
"CVE-2026-54874"
],
"references": [
"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-QG73880.json",
"https://osv.dev/vulnerability/CVE-2026-54874",
"https://nvd.nist.gov/vuln/detail/CVE-2026-54874"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2026-54874",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 401357,
"published_at": "2026-10-22T00:42:07.886556+00:00"
}