{"id":"CVE-2023-36054","details":"lib/kadm5/kadm_rpc_xdr.c in MIT Kerberos 5 (aka krb5) before 1.20.2 and 1.21.x before 1.21.1 frees an uninitialized pointer. A remote authenticated user can trigger a kadmind crash. This occurs because _xdr_kadm5_principal_ent_rec does not validate the relationship between n_key_data and the key_data array count.","modified":"2026-05-28T03:52:37.842279797Z","published":"2023-08-07T00:00:00Z","related":["ALSA-2023:6699","SUSE-SU-2023:3325-1","SUSE-SU-2023:3363-1","SUSE-SU-2023:3365-1","SUSE-SU-2023:3398-1","SUSE-SU-2023:3434-1","openSUSE-SU-2024:13050-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/36xxx/CVE-2023-36054.json","cna_assigner":"mitre"},"references":[{"type":"WEB","url":"https://github.com/krb5/krb5/compare/krb5-1.20.1-final...krb5-1.20.2-final"},{"type":"WEB","url":"https://github.com/krb5/krb5/compare/krb5-1.21-final...krb5-1.21.1-final"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/36xxx/CVE-2023-36054.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36054"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20230908-0004/"},{"type":"ADVISORY","url":"https://web.mit.edu/kerberos/www/advisories/"},{"type":"FIX","url":"https://github.com/krb5/krb5/commit/ef08b09c9459551aabbe7924fb176f1583053cdd"},{"type":"ARTICLE","url":"https://lists.debian.org/debian-lts-announce/2023/10/msg00031.html"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/krb5/krb5","events":[{"introduced":"7efe9fc3551f0e1368fb6b7832161ebad942ed72"},{"fixed":"e5499a8ec09ad8a4c89c275353e29a769229ce30"}]}],"versions":["krb5-1.21-final"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-36054.json"}}],"schema_version":"1.7.5"}