KRB5: Return PAM_ACCT_EXPIRED when logging in as expired AD userHEADmaster

If an expired AD user logs in, the SSSD receives
KRB5KDC_ERR_CLIENT_REVOKED from the KDC. This error code was not handled
by the SSSD which resulted in System Error being returned to the PAM
stack.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/providers/krb5/krb5_auth.c b/src/providers/krb5/krb5_auth.c
index a4183dca..b4c20578 100644
--- a/src/providers/krb5/krb5_auth.c
+++ b/src/providers/krb5/krb5_auth.c
@@ -1006,6 +1006,12 @@ static void krb5_auth_done(struct tevent_req *subreq)
         ret = EOK;
         goto done;
 
+    case ERR_ACCOUNT_EXPIRED:
+        state->pam_status = PAM_ACCT_EXPIRED;
+        state->dp_err = DP_ERR_OK;
+        ret = EOK;
+        goto done;
+
     case ERR_NO_CREDS:
         state->pam_status = PAM_CRED_UNAVAIL;
         state->dp_err = DP_ERR_OK;