upstream: ssh-sk: free a resident key's user id

From Pedro Martelletto; ok dtucker & me

OpenBSD-Commit-ID: 47be40d602b7a6458c4c71114df9b53d149fc2e9

diff --git a/ssh-sk.c b/ssh-sk.c
index bac83cd1552fa63e3e7fc390098d0871692e61a9..a1ff5cc485e8a788caf97b590b17760794455de7 100644 (file)
--- a/ssh-sk.c
+++ b/ssh-sk.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ssh-sk.c,v 1.37 2021/11/02 22:56:40 djm Exp $ */
+/* $OpenBSD: ssh-sk.c,v 1.38 2022/01/14 03:35:10 djm Exp $ */
 /*
  * Copyright (c) 2019 Google LLC
  *
@@ -742,6 +742,7 @@ sshsk_free_sk_resident_keys(struct sk_resident_key **rks, size_t nrks)
                return;
        for (i = 0; i < nrks; i++) {
                free(rks[i]->application);
+               freezero(rks[i]->user_id, rks[i]->user_id_len);
                freezero(rks[i]->key.key_handle, rks[i]->key.key_handle_len);
                freezero(rks[i]->key.public_key, rks[i]->key.public_key_len);
                freezero(rks[i]->key.signature, rks[i]->key.signature_len);