CVE-2022-41916

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.

• CWE-193
• CWE-193

• https://github.com/heimdal/heimdal/security/advisories/GHSA-mgqr-gvh6-23cxThird Party Advisory
• https://lists.debian.org/debian-lts-announce/2022/11/msg00034.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202310-06
• https://security.netapp.com/advisory/ntap-20230216-0008/
• https://www.debian.org/security/2022/dsa-5287Third Party Advisory
• https://github.com/heimdal/heimdal/security/advisories/GHSA-mgqr-gvh6-23cxThird Party Advisory
• https://lists.debian.org/debian-lts-announce/2022/11/msg00034.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202310-06
• https://security.netapp.com/advisory/ntap-20230216-0008/
• https://www.debian.org/security/2022/dsa-5287Third Party Advisory

Published

Nov 15, 2022

Last Modified

Jun 17, 2026

Status

Modified

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