[31281] in CVS-changelog-for-Kerberos-V5
krb5 commit: End connection on KDC_ERR_SVC_UNAVAILABLE
daemon@ATHENA.MIT.EDU (ghudson@mit.edu)
Mon Oct 30 22:02:21 2023
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Date: Mon, 30 Oct 2023 22:02:13 -0400 (EDT)
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https://github.com/krb5/krb5/commit/ca80f64c786341d5871ae1de18142e62af64f7b9
commit ca80f64c786341d5871ae1de18142e62af64f7b9
Author: Greg Hudson <ghudson@mit.edu>
Date: Fri Oct 27 00:44:53 2023 -0400
End connection on KDC_ERR_SVC_UNAVAILABLE
In sendto_kdc.c:service_fds(), if a message handler indicates that a
message should be discarded, kill the connection so we don't continue
waiting on it for more data.
ticket: 7899
src/lib/krb5/os/sendto_kdc.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/src/lib/krb5/os/sendto_kdc.c b/src/lib/krb5/os/sendto_kdc.c
index b1dc66a70..0f198c398 100644
--- a/src/lib/krb5/os/sendto_kdc.c
+++ b/src/lib/krb5/os/sendto_kdc.c
@@ -1442,7 +1442,10 @@ service_fds(krb5_context context, struct select_state *selstate,
if (msg_handler != NULL) {
krb5_data reply = make_data(state->in.buf, state->in.pos);
- stop = (msg_handler(context, &reply, msg_handler_data) != 0);
+ if (!msg_handler(context, &reply, msg_handler_data)) {
+ kill_conn(context, state, selstate);
+ stop = 0;
+ }
}
if (stop) {
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