MediumFix available
c-ares is an asynchronous resolver library
Type: advisorySources: OSV
Security vulnerability affects the c-ares package. c-ares is an asynchronous resolver library.
- Products
- c-ares
- Affected versions
- Not specified
- Fixed versions
- 1.34.5-r0
- CVEs
- CVE-2025-62408
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 28 Oct 2026, 09:54 UTC · Revision 1
Source evidence
Security vulnerability affects the c-ares package. c-ares is an asynchronous resolver library.
osv:CLEANSTART-2026-XI18569
c-ares
Fixed versions: 1.34.5-r0
Complete source record
{
"id": "521d50a33093d9e795e5684d41b36e97a5d8d7a7a8667f2a8a249de04e26c0af",
"url": "https://osv.dev/vulnerability/CLEANSTART-2026-XI18569",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "c-ares is an asynchronous resolver library",
"summary": "Security vulnerability affects the c-ares package. c-ares is an asynchronous resolver library.",
"evidence": "osv:CLEANSTART-2026-XI18569",
"products": [
{
"name": {
"value": "c-ares",
"evidence": "/affected/0/package/name"
},
"prerequisites": [],
"fixed_versions": [
{
"value": "1.34.5-r0",
"evidence": "/affected/0/ranges"
}
],
"affected_versions": []
}
],
"severity": "medium",
"structured": {
"id": "CLEANSTART-2026-XI18569",
"aliases": [
"CLEANSTART-2026-XI18569"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "1.34.5-r0"
}
]
}
],
"package": {
"name": "c-ares",
"purl": "pkg:apk/cleanstart/c-ares",
"ecosystem": "CleanStart"
},
"database_specific": {
"source": "https://github.com/cleanstart-dev/cleanstart-security-advisories/blob/main/advisories/2026/CLEANSTART-2026-XI18569.json"
}
}
],
"modified": "2026-10-08T16:47:31.560908499Z",
"provider": "osv",
"upstream": [
"CVE-2025-62408"
],
"references": [
"https://github.com/cleanstart-dev/cleanstart-security-advisories/tree/main/advisories/2026/CLEANSTART-2026-XI18569.json",
"https://osv.dev/vulnerability/CVE-2025-62408",
"https://nvd.nist.gov/vuln/detail/CVE-2025-62408"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2025-62408",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 103404,
"published_at": "2026-10-01T03:48:21.684+00:00"
}