HighFix available
heimdal — security advisory
Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.
- Products
- heimdal
- Affected versions
- Not specified
- Fixed versions
- 7.7.1-r0
- CVEs
- CVE-2022-41916
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 30 Oct 2026, 14:18 UTC · Revision 1
Source evidence
Heimdal is an implementation of ASN.1/DER, PKIX, and Kerberos. Versions prior to 7.7.1 are vulnerable to a denial of service vulnerability in Heimdal's PKI certificate validation library, affecting the KDC (via PKINIT) and kinit (via PKINIT), as well as any third-party applications using Heimdal's libhx509. Users should upgrade to Heimdal 7.7.1 or 7.8. There are no known workarounds for this issue.
osv:ALPINE-CVE-2022-41916
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
heimdal
Fixed versions: 7.7.1-r0
Complete source record
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"modified": "2026-10-15T07:17:54.255757347Z",
"provider": "osv",
"upstream": [
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"references": [
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]
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"security_relevant": true,
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"source_id": "core-osv",
"document_id": 321976,
"published_at": "2022-11-15T23:15:27.197+00:00"
}