{"id":"AZL-27874","summary":"CVE-2023-36054 affecting package krb5 for versions less than 1.19.4-2","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":"2026-04-01T05:09:32.565486Z","published":"2023-08-07T19:15:09Z","upstream":["CVE-2023-36054"],"references":[{"type":"WEB","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-36054"}],"affected":[{"package":{"name":"krb5","ecosystem":"Azure Linux:2","purl":"pkg:rpm/azure-linux/krb5"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.19.4-2"}]}],"database_specific":{"source":"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-27874.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}