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kdc: hprop check return code if local realm

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If 'local_realm' is true, must protect against failure
of krb5_get_default_realm() and krb5_principal_set_realm().
Otherwise, the wrong realm might be used.

Change-Id: Ib7a92559da1ac062c71228c5530106a13d836d53
This commit is contained in:
Jeffrey Altman
2022-01-23 21:59:13 -05:00
parent 0a17a0b3b7
commit a3f4a0bf0b
1 changed files with 11 additions and 3 deletions
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12
kdc/hprop.c
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@@ -316,10 +316,18 @@ propagate_database (krb5_context context, int type,
if (local_realm) {
krb5_realm my_realm;
krb5_get_default_realm(context,&my_realm);
krb5_principal_set_realm(context,server,my_realm);
ret = krb5_get_default_realm(context,&my_realm);
if (ret == 0) {
ret = krb5_principal_set_realm(context,server,my_realm);
krb5_xfree(my_realm);
}
if (ret) {
failed++;
krb5_warn(context, ret, "unable to obtain default or set realm");
close(fd);
continue;
}
}
auth_context = NULL;
ret = krb5_sendauth(context,