CVE-2021-36222
- Source
- https://nvd.nist.gov/vuln/detail/CVE-2021-36222
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-36222.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2021-36222
- Downstream
- Related
- Published
- 2021-07-22T18:15:23Z
- Modified
- 2025-08-09T19:01:27Z
- Severity
-
- 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
ecverify in kdc/kdcpreauth_ec.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.18.4 and 1.19.x before 1.19.2 allows remote attackers to cause a NULL pointer dereference and daemon crash. This occurs because a return value is not properly managed in a certain situation.
- References
-
- https://github.com/krb5/krb5/commit/fc98f520caefff2e5ee9a0026fdf5109944b3562
- https://github.com/krb5/krb5/releases
- https://security.netapp.com/advisory/ntap-20211022-0003/
- https://security.netapp.com/advisory/ntap-20211104-0007/
- https://web.mit.edu/kerberos/advisories/
- https://www.debian.org/security/2021/dsa-4944
- https://www.oracle.com/security-alerts/cpuoct2021.html