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[GHSA-5mh9-3jwc-rp59] An excluded subdomain constraint in a certificate chain... #6514

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[GHSA-5mh9-3jwc-rp59] An excluded subdomain constraint in a certificate chain... #6514

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44 changes: 42 additions & 2 deletions advisories/unreviewed/2025/12/GHSA-5mh9-3jwc-rp59/GHSA-5mh9-3jwc-rp59.json
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@@ -1,19 +1,59 @@
{
"schema_version": "1.4.0",
"id": "GHSA-5mh9-3jwc-rp59",
"modified": "2025-12-04T00:30:58Z",
"modified": "2025-12-04T00:32:03Z",
"published": "2025-12-03T21:31:05Z",
"aliases": [
"CVE-2025-61727"
],
"summary": "Excluded subdomain constraint does not restrict wildcard SANs",
"details": "An excluded subdomain constraint in a certificate chain does not restrict the usage of wildcard SANs in the leaf certificate. For example a constraint that excludes the subdomain test.example.com does not prevent a leaf certificate from claiming the SAN *.example.com.",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N"
}
],
"affected": [],
"affected": [
{
"package": {
"ecosystem": "Go",
"name": "crypto/x509"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.24.11"
}
]
}
]
},
{
"package": {
"ecosystem": "Go",
"name": "crypto/x509"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "1.25.0"
},
{
"fixed": "1.25.5"
}
]
}
]
}
],
"references": [
{
"type": "ADVISORY",
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